%%% -*-BibTeX-*-
%%% ====================================================================
%%%  BibTeX-file{
%%%     author          = "Nelson H. F. Beebe",
%%%     version         = "1.05",
%%%     date            = "07 October 1999",
%%%     time            = "12:44:44 MDT",
%%%     filename        = "tcs1980.bib",
%%%     address         = "Center for Scientific Computing
%%%                        University of Utah
%%%                        Department of Mathematics, 322 INSCC
%%%                        155 S 1400 E RM 233
%%%                        Salt Lake City, UT 84112-0090
%%%                        USA",
%%%     telephone       = "+1 801 581 5254",
%%%     FAX             = "+1 801 585 1640, +1 801 581 4148",
%%%     URL             = "http://www.math.utah.edu/~beebe",
%%%     checksum        = "54356 11264 46065 431825",
%%%     email           = "beebe at math.utah.edu, beebe at acm.org,
%%%                        beebe at ieee.org (Internet)",
%%%     codetable       = "ISO/ASCII",
%%%     keywords        = "BibTeX, bibliography, Theoretical Computer
%%%                        Science",
%%%     supported       = "yes",
%%%     docstring       = "This is a bibliography of publications in
%%%                        the journal Theoretical Computer Science
%%%                        (CODEN TCSCDI, ISSN 0304-3975), which
%%%                        began publishing in 1975.
%%%
%%%                        This file covers the years 1980--1984;
%%%                        companion files tcs19xx.bib each cover
%%%                        other pentads.
%%%
%%%                        The journal has World-Wide Web home sites
%%%                        at several locations:
%%%
%%%                        Title pages:
%%%                            http://www.elsevier.nl/locate/issn/03043975 (Europe)
%%%                            http://www.elsevier.com/locate/issn/03043975 (North America)
%%%                            http://www.elsevier.co.jp/locate/issn/03043975 (Japan)
%%%                            http://www.sciencedirect.com/science/journal/03043975
%%%
%%%                        Tables of contents:
%%%                            http://www.elsevier.nl/locate/tcs
%%%                            http://www.elsevier.nl/locate/estoc/03043975 (Europe)
%%%                            http://www.elsevier.com/locate/estoc/03043975 (North America)
%%%                            http://www.elsevier.co.jp/locate/estoc/03043975 (Japan)
%%%
%%%                        Elsevier Science alert page:
%%%                            http://www.elsevier.nl/mcs/tcs/Menu.html (Europe)
%%%
%%%                        The tables of contents sites begin coverage
%%%                        with Volume 91, Number 1, 1992, and have full
%%%                        text of articles from Volume 190, Number 1,
%%%                        1998.
%%%
%%%                        At version 1.05, the year coverage looked
%%%                        like this:
%%%
%%%                             1980 ( 66)     1982 ( 87)     1984 (123)
%%%                             1981 ( 72)     1983 (108)
%%%
%%%                             Article:        456
%%%
%%%                             Total entries:  456
%%%
%%%                        This bibliography was prepared by merging
%%%                        data from the TeX Users Group bibliography
%%%                        archive, the BibNet Project archive, the OCLC
%%%                        Contents1st database, the Compendex database,
%%%                        and the IEEE INSPEC database.
%%%
%%%                        Numerous errors in the sources noted above
%%%                        have been corrected.   Spelling has been
%%%                        verified with the UNIX spell and GNU ispell
%%%                        programs using the exception dictionary
%%%                        stored in the companion file with extension
%%%                        .sok.
%%%
%%%                        BibTeX citation tags are uniformly chosen
%%%                        as name:year:abbrev, where name is the
%%%                        family name of the first author or editor,
%%%                        year is a 4-digit number, and abbrev is a
%%%                        3-letter condensation of important title
%%%                        words. Citation tags were automatically
%%%                        generated by software developed for the
%%%                        BibNet Project.
%%%
%%%                        In this bibliography, entries are sorted in
%%%                        publication order within each journal,
%%%                        using bibsort -byvolume.
%%%
%%%                        The checksum field above contains a CRC-16
%%%                        checksum as the first value, followed by the
%%%                        equivalent of the standard UNIX wc (word
%%%                        count) utility output of lines, words, and
%%%                        characters.  This is produced by Robert
%%%                        Solovay's checksum utility.",
%%%  }
%%% ====================================================================

@Preamble{"\hyphenation{
        Bai-er
        He-ma-chan-dra
        Ko-ba-ya-shi
        Kri-zanc
        Lett-mann
        Mal-u-szyn-ski
        Mar-chet-ti
        Mar-u-o-ka
        Och-man-ski
        Pal-a-mi-des-si
        Piet-rzy-kow-ski
        Pros-ku-row-ski
        Pu-ru-sho-tha-man
        Ros-en-krantz
        Spor-tel-li
        Sturt-i-vant
        Ta-ka-da
        Vau-zeilles
        Win-kow-ski
        Win-skel
        to-po-log-ique
        }"}

%=======================================================================
% Acknowledgement abbreviations:

@String{ack-nhfb = "Nelson H. F. Beebe,
                    Center for Scientific Computing,
                    University of Utah,
                    Department of Mathematics, 322 INSCC,
                    155 S 1400 E RM 233,
                    Salt Lake City, UT 84112-0090, USA,
                    Tel: +1 801 581 5254,
                    FAX: +1 801 585 1640, +1 801 581 4148,
                    e-mail: \path|beebe@math.utah.edu|,
                            \path|beebe@acm.org|,
                            \path|beebe@ieee.org| (Internet),
                    URL: \path|http://www.math.utah.edu/~beebe/|"}

%=======================================================================
% Journal abbreviations:

@String{j-THEOR-COMP-SCI        = "Theoretical Computer Science"}

%=======================================================================
% Bibliography entries, sorted in publication order:

@Article{Schnorr:1980:ACP,
  author =       "C. P. Schnorr and J. P. {Van de Wiele}",
  title =        "On the additive complexity of polynomials",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "1",
  pages =        "1--18",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4130 (Interpolation and function approximation);
                 C4240 (Programming and algorithm theory)",
  corpsource =   "Fachbereich Math., Univ. Frankfurt, Frankfurt, West
                 Germany",
  keywords =     "additive complexity; algebraically independent
                 coefficients; computational complexity; lower bounds;
                 polynomials",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Brzozowski:1980:ERL,
  author =       "J. A. Brzozowski and E. Leiss",
  title =        "On equations for regular languages, finite automata,
                 and sequential networks",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "1",
  pages =        "19--35",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic); C4220 (Automata theory)",
  corpsource =   "Dept. of Computer Sci., Univ. of Waterloo, Waterloo,
                 Ont., Canada",
  keywords =     "Boolean automaton; Boolean functions; empty set; empty
                 word; finite automata; formal languages;
                 nondeterministic automaton; regular languages;
                 sequential networks; underlying alphabet",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Kurka:1980:APC,
  author =       "P. Kurka",
  title =        "Applicability of a production in a categorical
                 grammar",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "1",
  pages =        "37--44",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Center of Biomath., Acad. of Sci., Praha,
                 Czechoslovakia",
  keywords =     "categorical grammar; grammars; production; topological
                 condition",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Ehrenfeucht:1980:ETE,
  author =       "A. Ehrenfeucht and G. Rozenberg",
  title =        "Every two equivalent {D0L} systems have a regular true
                 envelope",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "1",
  pages =        "45--52",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Dept. of Computer Sci., Univ. of Colorado, Boulder,
                 CO, USA",
  keywords =     "equivalent D0L systems; formal languages; regular true
                 envelope",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Hartmann:1980:MCS,
  author =       "W. Hartmann and P. Schuster",
  title =        "Multiplicative complexity of some rational functions",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "1",
  pages =        "53--61",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4130 (Interpolation and function approximation);
                 C4240 (Programming and algorithm theory)",
  corpsource =   "Seminar fur Angewandte Math., Univ. Zurich, Zurich,
                 Switzerland",
  keywords =     "compositions; computational complexity; continued
                 fractions; multiplicative complexity; polynomials;
                 products; quotients; rational functions; sharp bounds;
                 Strassen's theorem; substitution method",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Zaks:1980:LGO,
  author =       "S. Zaks",
  title =        "Lexicographic generation of ordered trees",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "1",
  pages =        "63--82",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Dept. of Computer Sci., Univ. of Illinois, Urbana, IL,
                 USA",
  keywords =     "formal logic; generating algorithm; internal nodes;
                 lexicographic generation; ordered trees; ranking
                 function; regular binary trees; trees (mathematics);
                 unranking procedure",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Schnorr:1980:BNC,
  author =       "C. P. Schnorr",
  title =        "A $3n$-lower bound on the network complexity of
                 {Boolean} functions",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "1",
  pages =        "83--92",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic); C4240 (Programming and
                 algorithm theory)",
  corpsource =   "Fachbereich Math., Univ. Frankfurt, Frankfurt, West
                 Germany",
  keywords =     "3n lower bound; Boolean functions; computational
                 complexity; network complexity",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Biskup:1980:IMD,
  author =       "J. Biskup",
  title =        "Inferences of multivalued dependencies in fixed and
                 undetermined universes",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "1",
  pages =        "93--105",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic); C6160D (Relational
                 databases)",
  corpsource =   "Lehrstuhl fur Angewandte Mathematik, Tech. Hochschule
                 Aachen, Aachen, West Germany",
  keywords =     "complementation rule; completeness; database
                 management systems; database relations; DBMS; fixed
                 universes; formal logic; inference rules; multivalued
                 dependencies; subset rule; undetermined universes",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Prodinger:1980:ID,
  author =       "H. Prodinger",
  title =        "On the interpolation of {D0L-sequences}",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "1",
  pages =        "107--108",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Inst. fur Math. Logik und Formale Sprachen, Tech. Univ
                 Wien, Wien, Austria",
  keywords =     "D0L sequences; formal languages; interpolation",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Fortune:1980:DSH,
  author =       "S. Fortune and J. Hopcroft and J. Wyllie",
  title =        "The directed subgraph homeomorphism problem",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "2",
  pages =        "111--121",
  month =        feb,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Dept. of Computer Sci., Cornell Univ., Ithaca, NY,
                 USA",
  keywords =     "directed acyclic graph; directed graphs; directed
                 subgraph homeomorphism problem; NP completeness;
                 pattern graphs; polynomial time algorithm",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Lieberherr:1980:PH,
  author =       "K. Lieberherr",
  title =        "{P}-optimal heuristics",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "2",
  pages =        "123--131",
  month =        feb,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1180 (Optimisation techniques)",
  corpsource =   "Dept. of Math., Florida State Univ., Tallahassee, FL,
                 USA",
  keywords =     "invariant problem; linear inequalities; optimal
                 solution; optimisation; P-optimal heuristics;
                 transformations",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Wiedmer:1980:CIO,
  author =       "E. Wiedmer",
  title =        "Computing with infinite objects",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "2",
  pages =        "133--155",
  month =        feb,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Abteilung fuer Forschung und Studien, Hasler AG, Bern,
                 Switzerland",
  keywords =     "computability; computability and decidability;
                 computable function; infinite length; infinite objects;
                 parallel processes; real numbers; topology",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{deLuca:1980:SPV,
  author =       "A. {de Luca} and A. Restivo",
  title =        "On some properties of very pure codes",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "2",
  pages =        "157--170",
  month =        feb,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "B6120B (Codes)",
  corpsource =   "Lab. di Cibernetica, CNR, Naples, Italy",
  keywords =     "codes; maximality; synchronization; very pure codes",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Staples:1980:CGE,
  author =       "J. Staples",
  title =        "Computation on graph-like expressions",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "2",
  pages =        "171--185",
  month =        feb,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Dept. of Math. and Computer Sci., Queensland Inst. of
                 Technol., Brisbane, Qld., Australia",
  keywords =     "commutativity; computational steps; graph theory",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Havel:1980:BL,
  author =       "I. M. Havel",
  title =        "On branching and looping. {I}",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "2",
  pages =        "187--220",
  month =        feb,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Acad. of Sci., Prague, Czechoslovakia",
  keywords =     "branching; discrete processes; finite branching
                 automata; formal languages; languages; looping",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Kozen:1980:CBA,
  author =       "D. Kozen",
  title =        "Complexity of {Boolean} algebras",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "3",
  pages =        "221--247",
  month =        mar,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4220 (Automata theory)",
  corpsource =   "IBM Thomas J. Watson Res. Center, Yorktown Heights,
                 NY, USA",
  keywords =     "automata theory; Berman complexity class; Boolean
                 algebra; Boolean algebras; computational complexity;
                 Turing machines",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Cohen:1980:COT,
  author =       "R. Cohen and A. Gold",
  title =        "On the complexity of omega-type {Turing} acceptors",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "3",
  pages =        "249--272",
  month =        mar,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4220 (Automata theory)",
  corpsource =   "Dept. of Computer Sci., Univ. of Toronto, Toronto,
                 Ont., Canada",
  keywords =     "complexity; Turing acceptors; Turing machines",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Havel:1980:BLI,
  author =       "I. M. Havel",
  title =        "On branching and looping. {II}",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "3",
  pages =        "273--295",
  month =        mar,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4220 (Automata theory)",
  corpsource =   "Acad. of Sci., Prague, Czechoslovakia",
  keywords =     "branching; finite automata; finite branching
                 automation; looping",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Staples:1980:OEG,
  author =       "J. Staples",
  title =        "Optimal evaluation of graph-like expressions",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "3",
  pages =        "297--316",
  month =        mar,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Dept. of Math. and Computer Sci., Queensland Inst. of
                 Technol., Brisbane, Qld., Australia",
  keywords =     "evaluation algorithm; formal logic; graph like
                 expressions; graph theory",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{King:1980:ITF,
  author =       "K. N. King",
  title =        "Iteration theorems for families of strict
                 deterministic languages",
  journal =      j-THEOR-COMP-SCI,
  volume =       "10",
  number =       "3",
  pages =        "317--333",
  month =        mar,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Dept. of Electrical Engng. and Computer Sci., Univ. of
                 California, Berkeley, CA, USA",
  keywords =     "deterministic languages; formal languages; iteration
                 theorems",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Dobkin:1980:CLP,
  author =       "D. P. Dobkin and S. P. Reiss",
  title =        "The complexity of linear programming",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "1",
  pages =        "1--18",
  month =        may,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1180 (Optimisation techniques); C4240 (Programming
                 and algorithm theory)",
  corpsource =   "Dept. of Computer Sci., Univ. of Arizona, Tucson, AZ,
                 USA",
  keywords =     "complexity; computational complexity; convex hulls of
                 polytopes; linear programming; LP completeness",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Staples:1980:SSR,
  author =       "J. Staples",
  title =        "Speeding up subtree replacement systems",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "1",
  pages =        "39--47",
  month =        may,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1160 (Combinatorial mathematics); C4210 (Formal
                 logic)",
  corpsource =   "Dept. of Math. and Computer Sci., Queensland Inst. of
                 Technol., Brisbane, Qld., Australia",
  keywords =     "correctness; graph like expressions; graph theory;
                 optimal evaluation algorithms; subtree replacement
                 systems",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Berman:1980:CLT,
  author =       "L. Berman",
  title =        "The complexity of logical theories",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "1",
  pages =        "71--77",
  month =        may,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic); C4240 (Programming and
                 algorithm theory)",
  corpsource =   "Computer Sci., IBM Thomas J. Watson Res. Center,
                 Yorktown Heights, NY, USA",
  keywords =     "alternating TM; complexity; computational complexity;
                 decision procedures; decision theory and analysis;
                 Ehrenfencht games; encoding; formal logic; logical
                 theories",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Kucera:1980:CDT,
  author =       "L. Kucera and J. Nesetril and A. Pultr",
  title =        "Complexity of dimension three and some related
                 edge-covering characteristics of graphs",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "1",
  pages =        "93--106",
  month =        may,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "B0250 (Combinatorial mathematics); C1160
                 (Combinatorial mathematics); C4240 (Programming and
                 algorithm theory)",
  corpsource =   "Charles Univ., Prague, Czechoslovakia",
  keywords =     "computational complexity; dimension three; edge
                 covering characteristics; graph theory; graphs; NP
                 completeness; polynomial time",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Hotz:1980:NIC,
  author =       "G. Hotz",
  title =        "A new invariant for context free languages",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "1",
  pages =        "107--116",
  month =        may,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Fachbereich Math. und Informatik, Univ. des
                 Saarlandes, Saarbrucken, West Germany",
  keywords =     "context free grammars; context free languages;
                 context-free grammars; context-free languages;
                 grammar",
  language =     "German",
  pubcountry =   "Netherlands",
  treatment =    "N New Development; T Theoretical or Mathematical",
}

@Article{Harary:1980:GTM,
  author =       "F. Harary",
  title =        "Graph theoretic models",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "2",
  pages =        "117--121",
  month =        jun,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "B0250 (Combinatorial mathematics); C1160
                 (Combinatorial mathematics)",
  corpsource =   "Dept. of Math., Univ. of Michigan, Ann Arbor, MI,
                 USA",
  keywords =     "graph theoretic models; graph theory",
  pubcountry =   "Netherlands",
  treatment =    "G General Review",
}

@Article{Borger:1980:RPP,
  author =       "E. Borger and H. {Kleine Buning}",
  title =        "The reachability problem for {Petri} nets and decision
                 problems for {Skolem} arithmetic",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "2",
  pages =        "123--143",
  month =        jun,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Tue Jul 20 12:57:21 1999",
  acknowledgement = ack-nhfb,
  classification = "C1160 (Combinatorial mathematics); C4210 (Formal
                 logic)",
  corpsource =   "Lehrstuhl Informatik II, Univ. Dortmund, Dortmund,
                 West Germany",
  keywords =     "binary disjunctions; decision problems; formal logic;
                 graph theory; Horn formulae; monadic predicate symbols;
                 Petri nets; prenex conjunctive normal form; quantifier
                 free matrix; reachability problem; Skolem arithmetic",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Rosenberg:1980:UDE,
  author =       "A. L. Rosenberg and L. J. Stockmeyer and L. Snyder",
  title =        "Uniform data encodings",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "2",
  pages =        "145--165",
  month =        jun,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C6120 (File organisation); C6130 (Data handling
                 techniques)",
  corpsource =   "Math. Sci. Dept., IBM Thomas J. Watson Res. Center,
                 Yorktown Heights, NY, USA",
  keywords =     "data encodings; data structure; data structures; edge
                 dilation; edge labelled graphs; encoding; graph theory;
                 nonpolynomial; vertices",
  pubcountry =   "Netherlands",
  treatment =    "P Practical",
}

@Article{Beynon:1980:SFF,
  author =       "W. M. Beynon",
  title =        "On the structure of free finite state machines",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "2",
  pages =        "167--180",
  month =        jun,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4220 (Automata theory)",
  corpsource =   "Dept. of Computer Sci., Univ. of Warwick, Coventry,
                 UK",
  keywords =     "Abelian groups; disjoint copies; finite automata;
                 finite semigroups; free finite state machines;
                 necessary and sufficient conditions; transition monoid
                 machine; universal presentation",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Arnold:1980:MII,
  author =       "A. Arnold and M. Nivat",
  title =        "Metric interpretations of infinite trees and semantics
                 of nondeterministic recursive programs",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "2",
  pages =        "181--205",
  month =        jun,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Lab. d'Informatique, Univ. de Poitiers, Poitiers,
                 France",
  keywords =     "infinite computations; infinite trees; non
                 deterministic recursive programs; programming theory;
                 semantics; trees (mathematics)",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Bougaut:1980:EAP,
  author =       "B. Bougaut",
  title =        "An explicit algorithm for {PGCD} research in certain
                 principal rings between groups of numbers",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "2",
  pages =        "207--220",
  month =        jun,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Inst. Nat. des Sci. Appl., Rennes, France",
  keywords =     "computation; division algorithm; Euclid algorithm;
                 group theory; integers; number fields; rings",
  language =     "French",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Hennessy:1980:MSN,
  author =       "M. C. B. Hennessy and E. A. Ashcroft",
  title =        "A mathematical semantics for a nondeterministic typed
                 lambda -calculus",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "3",
  pages =        "227--245",
  month =        jul,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Univ. Federal de Pernambuco, Pernambuco, Brazil",
  keywords =     "deterministic language; formal languages; lambda
                 calculus; mathematical semantics; nondeterministic
                 algorithms",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Ehrig:1980:PCG,
  author =       "H. Ehrig and B. K. Rosen",
  title =        "Parallelism and concurrency of graph manipulations",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "3",
  pages =        "247--275",
  month =        jul,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1160 (Combinatorial mathematics); C4210 (Formal
                 logic)",
  corpsource =   "Fachbereich Informatik, Tech. Univ. Berlin, Berlin,
                 West Germany",
  keywords =     "Church Rosser theorem; concurrency; grammars; graph
                 derivation sequence; graph grammar theory; graph
                 manipulations; graph theory; parallelism; pullback
                 lemmas; sequential independence",
  pubcountry =   "Netherlands",
  treatment =    "P Practical",
}

@Article{Kozen:1980:ISC,
  author =       "D. Kozen",
  title =        "Indexings of subrecursive classes",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "3",
  pages =        "277--301",
  month =        jul,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "IBM Thomas J. Watson Res. Center, Yorktown Heights,
                 NY, USA",
  keywords =     "combinatorial completeness; deciding halting; deciding
                 membership; diagonalization; formal languages; Godel
                 numbering; lambda calculus; programming language;
                 Rice's theorem; subrecursive classes; subrecursive
                 indexing",
  pubcountry =   "Netherlands",
  treatment =    "P Practical",
}

@Article{Blum:1980:ANR,
  author =       "N. Blum and K. Mehlhorn",
  title =        "On the average number of rebalancing operations in
                 weight-balanced trees",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "3",
  pages =        "303--320",
  month =        jul,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Fachbereich 10, Univ. des Saarlandes, Saarbrucken,
                 West Germany",
  keywords =     "average number; double rotations; rebalancing
                 operation; trees (mathematics); weight balanced trees",
  pubcountry =   "Netherlands",
  treatment =    "P Practical",
}

@Article{Heintz:1980:LBP,
  author =       "J. Heintz and M. Sieveking",
  title =        "Lower bounds for polynomials with algebraic
                 coefficients",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "3",
  pages =        "321--330",
  month =        jul,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "B0290F (Interpolation and function approximation);
                 C4130 (Interpolation and function approximation)",
  corpsource =   "Fachbereich Math., Johann-Wolfgang Goethe Univ.,
                 Frankfurt/Main, West Germany",
  keywords =     "algebraic coefficients; complexity; computational
                 complexity; linear equations; polynomials",
  pubcountry =   "Netherlands",
  treatment =    "P Practical",
}

@Article{vonzurGathen:1980:SPH,
  author =       "J. {von zur Gathen} and V. Strassen",
  title =        "Some polynomials that are hard to compute",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "3",
  pages =        "331--335",
  month =        jul,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "B0290F (Interpolation and function approximation);
                 C4130 (Interpolation and function approximation); C4210
                 (Formal logic)",
  corpsource =   "Seminar fur Angewandte Math., Univ. Zurich, Zurich,
                 Switzerland",
  keywords =     "computability and decidability; polynomials",
  pubcountry =   "Netherlands",
  treatment =    "P Practical",
}

@Article{Netto:1980:TIM,
  author =       "A. B. Netto",
  title =        "There are infinitely many complete prefix codes of
                 constant length $\ell (\ell\ge3)$",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "3",
  pages =        "337--339",
  month =        jul,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4130 (Interpolation and function approximation);
                 C4210 (Formal logic)",
  corpsource =   "Inst. de Matematica e Estatistica, Univ. de Sao Paulo,
                 Sao Paulo, Brazil",
  keywords =     "constant length; polynomials; prefix codes; trees
                 (mathematics)",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Ben-Ari:1980:CTG,
  author =       "M. Ben-Ari",
  title =        "Comments on {`Tautology testing with a generalized
                 matrix reduction method'}",
  journal =      j-THEOR-COMP-SCI,
  volume =       "11",
  number =       "3",
  pages =        "341--??",
  month =        jul,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Dept. of Math. Sci., Tel Aviv Univ., Ramat Aviv,
                 Israel",
  keywords =     "formal languages; generalized matrix reduction method;
                 proof system; propositional calculus; tautology
                 testing",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Jaffe:1980:EST,
  author =       "J. M. Jaffe",
  title =        "Efficient scheduling of tasks without full use of
                 processor resources",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "1",
  pages =        "1--17",
  month =        sep,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4200 (Computer theory); C6150J (Operating
                 systems)",
  corpsource =   "Lab. for Computer Sci., MIT, Cambridge, MA, USA",
  keywords =     "computation theory; multiprocessing programs;
                 nonpreemptive scheduling; operating systems
                 (computers); polynomial time algorithms; processor
                 resources; scheduling; tasks",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Saheb-Djahromi:1980:CMN,
  author =       "N. Saheb-Djahromi",
  title =        "{CPOs} of measures for nondeterminism",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "1",
  pages =        "19--37",
  month =        sep,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1140Z (Other topics in statistics); C4240
                 (Programming and algorithm theory)",
  corpsource =   "Faculty of Sci., Univ. of Tehran, Tehran, Iran",
  keywords =     "complete partial order; CPO; nondeterminism;
                 probability; probability distributions; programming
                 theory; semantics",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Winkowski:1980:BCS,
  author =       "J. Winkowski",
  title =        "Behaviours of concurrent systems",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "1",
  pages =        "39--60",
  month =        sep,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C5420 (Mainframes and minicomputers)",
  corpsource =   "Inst. Podstaw Informatyki PAN, Warszawa, Poland",
  keywords =     "concurrent systems; parallel processing; sequential
                 processing",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Harel:1980:PCR,
  author =       "D. Harel",
  title =        "Proving the correctness of regular deterministic
                 programs: a unifying survey using dynamic logic",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "1",
  pages =        "61--81",
  month =        sep,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic); C4240 (Programming and
                 algorithm theory)",
  corpsource =   "IBM Thomas J. Watson Res. Center, Yorktown Heights,
                 NY, USA",
  keywords =     "algorithmic logic; correctness proving; dynamic logic;
                 formal logic; programming logic; programming theory;
                 regular deterministic programs",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Ausiello:1980:TUA,
  author =       "G. Ausiello and A. Marchetti-Spaccamela",
  title =        "Toward a unified approach for the classification of
                 {NP}-complete optimization problems",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "1",
  pages =        "83--96",
  month =        sep,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Oct 24 12:51:05 1998",
  acknowledgement = ack-nhfb,
  classification = "C1160 (Combinatorial mathematics); C1180
                 (Optimisation techniques)",
  corpsource =   "Istituto di Automatica, CNR, Roma, Italy",
  keywords =     "classification; combinatorial mathematics; NP complete
                 problems; optimisation; optimization; unified
                 approach",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Monier:1980:ECT,
  author =       "L. Monier",
  title =        "Evaluation and comparison of two efficient
                 probabilistic primality testing algorithms",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "1",
  pages =        "97--108",
  month =        sep,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1140Z (Other topics in statistics); C4240
                 (Programming and algorithm theory); C5230 (Digital
                 arithmetic methods)",
  corpsource =   "Lab. de Recherche en Informatique, Univ. de Paris-Sud,
                 Orsay, France",
  keywords =     "computational complexity; number theory; probabilistic
                 primality testing algorithms; probability",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Grant:1980:SMI,
  author =       "P. W. Grant",
  title =        "Some more independence results in complexity theory",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "2",
  pages =        "119--126",
  month =        oct,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Dept. of Computer Sci., Univ. Coll. of Swansea,
                 Swansea, UK",
  keywords =     "complexity theory; computational complexity;
                 independence results",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Ehrenfeucht:1980:AES,
  author =       "A. Ehrenfeucht and G. Rozenberg",
  title =        "On ambiguity in {E0L} systems",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "2",
  pages =        "127--134",
  month =        oct,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Dept. of Computer Sci., Univ. of Colorado, Boulder,
                 CO, USA",
  keywords =     "ambiguity; context free grammars; context free
                 language; context-free grammars; context-free
                 languages; E0L systems; negative prefix property",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Maurer:1980:SEF,
  author =       "H. A. Maurer and A. Salomaa and D. Wood",
  title =        "Synchronized {E0L} forms",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "2",
  pages =        "135--159",
  month =        oct,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Inst. for Informationsverarbeitung, Tech. Univ. Graz,
                 Graz, Austria",
  keywords =     "ambiguity; E0L systems; formal languages; languages;
                 synchronised E0L forms; syntax analysis",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Angluin:1980:CPP,
  author =       "D. Angluin",
  title =        "On counting problems and the polynomial-time
                 hierarchy",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "2",
  pages =        "161--173",
  month =        oct,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4130 (Interpolation and function approximation);
                 C4220 (Automata theory); C4240 (Programming and
                 algorithm theory)",
  corpsource =   "Dept. of Computer Sci., Edinburgh Univ., Edinburgh,
                 UK",
  keywords =     "computational complexity; polynomial time hierarchy;
                 polynomials; probabilistic Turing machines; sets;
                 Turing machines",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Cousineau:1980:ADC,
  author =       "G. Cousineau",
  title =        "An algebraic definition for control structures",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "2",
  pages =        "175--192",
  month =        oct,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Lab. Informatique Th{\'e}orique et Programmation,
                 Univ. Pierre et Marie Curie, Paris, France",
  keywords =     "algebraic definition; computation tree; concatenation;
                 control structures; explicit loops; infinite trees;
                 rational trees; recursive definition; star operation;
                 trees (mathematics)",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Beatty:1980:TIT,
  author =       "J. C. Beatty",
  title =        "Two iteration theorems for the {LL(k}) languages",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "2",
  pages =        "193--228",
  month =        oct,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4100 (Numerical analysis); C4210 (Formal logic)",
  corpsource =   "Dept. of Computer Sci., Univ. of Waterloo, Waterloo,
                 Ont., Canada",
  keywords =     "derivation trees; formal languages; grammar; grammars;
                 iteration theorems; iterative methods; LL(k) languages;
                 trees (mathematics)",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Tiuryn:1980:UFP,
  author =       "J. Tiuryn",
  title =        "Unique fixed points vs. least fixed points",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "3",
  pages =        "229--254",
  month =        nov,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4140 (Linear algebra); C4210 (Formal logic)",
  corpsource =   "Lehrstuhl fur Informatik II, RWTH Aachen, Aachen, West
                 Germany",
  keywords =     "algebra; algebras; extensions; formal languages; least
                 fixed points; programming languages; semantics; unique
                 fixed point",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Dobkin:1980:DM,
  author =       "D. Dobkin and J. I. Munro",
  title =        "Determining the mode",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "3",
  pages =        "255--263",
  month =        nov,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Dept. of Computer Sci., Univ. of Arizona, Tucson, AZ,
                 USA",
  keywords =     "complexity; computational complexity; computing modes;
                 multisets; sorting",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Joshi:1980:LCP,
  author =       "A. K. Joshi and L. S. Levy and K. Yueh",
  title =        "Local constraints in programming languages. {I}.
                 Syntax",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "3",
  pages =        "265--290",
  month =        nov,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Dept. of Computer and Information Sci., Univ. of
                 Pennsylvania, Philadelphia, PA, USA",
  keywords =     "ALGOL 60; context free languages; context-free
                 grammars; context-free languages; correctness proof;
                 grammatical structure; local constraints; parsing
                 algorithm; programming languages; syntax; tree",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Oppen:1980:CCC,
  author =       "D. C. Oppen",
  title =        "Complexity, convexity and combinations of theories",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "3",
  pages =        "291--302",
  month =        nov,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic); C4240 (Programming and
                 algorithm theory)",
  corpsource =   "Computer Sci. Dept., Stanford Univ., Stanford, CA,
                 USA",
  keywords =     "combinations; complexity; computability and
                 decidability; computational complexity; convexity;
                 decidable combinations; quantifier free theory;
                 satisfiability problem; theorem proving; theories",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Valiant:1980:NCB,
  author =       "L. G. Valiant",
  title =        "Negation can be exponentially powerful",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "3",
  pages =        "303--314",
  month =        nov,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4130 (Interpolation and function approximation)",
  corpsource =   "Computer Sci. Dept., Edinburgh Univ., Edinburgh, UK",
  keywords =     "efficiency; exponential gain; multivariate
                 polynomials; negations; perfect matchings; planar
                 graphs; polynomials",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Munro:1980:SSL,
  author =       "J. I. Munro and M. S. Paterson",
  title =        "Selection and sorting with limited storage",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "3",
  pages =        "315--323",
  month =        nov,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C6120 (File organisation)",
  corpsource =   "Dept. of Computer Sci., Univ. of Waterloo, Waterloo,
                 Ont., Canada",
  keywords =     "file; file organisation; internal storage;
                 probabilistic methods; selection; sorting; storage",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Boe:1980:MCS,
  author =       "J. M. Boe and A. {de Luca} and A. Restivo",
  title =        "Minimal complete sets of words",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "3",
  pages =        "325--332",
  month =        nov,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1260 (Information theory); C6130 (Data handling
                 techniques)",
  corpsource =   "Univ. des Sci. et Tech. du Languedoc, Montpellier,
                 France",
  keywords =     "codes; free monoid; information theory; minimal
                 complete sets; words",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Gill:1980:DST,
  author =       "J. Gill and J. Hunt and J. Simon",
  title =        "Deterministic simulation of tape-bounded probabilistic
                 {Turing} machine transducers",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "3",
  pages =        "333--338",
  month =        nov,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4220 (Automata theory)",
  corpsource =   "Dept. of Electrical Engng., Stanford Univ., Stanford,
                 CA, USA",
  keywords =     "deterministic simulation; probabilistic Turing machine
                 transducers; tape bounded machines; Turing machines",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Ehrenfeucht:1980:BDS,
  author =       "A. Ehrenfeucht and G. Rozenberg",
  title =        "On a bound for the {D0L} sequence equivalence
                 problem",
  journal =      j-THEOR-COMP-SCI,
  volume =       "12",
  number =       "3",
  pages =        "339--342",
  month =        nov,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Dept. of Computer Sci., Univ. of Colorado, Boulder,
                 CO, USA",
  keywords =     "D0L sequence; equivalence problem; explicit bound;
                 formal languages",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Wadge:1980:ETD,
  author =       "W. W. Wadge",
  title =        "An extensional treatment of dataflow deadlock",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "1",
  pages =        "3--15",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Computer Sci. Dept., Univ. of Warwick, Coventry, UK",
  keywords =     "completeness; cycle sum test; dataflow deadlock;
                 dependency graph; extensional treatment; program;
                 programming theory; semantics",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Lynch:1980:DBI,
  author =       "N. A. Lynch and M. J. Fischer",
  title =        "On describing the behaviour and implementation of
                 distributed systems",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "1",
  pages =        "17--43",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4200 (Computer theory)",
  corpsource =   "Georgia Inst. of Technol., Atlanta, GA, USA",
  keywords =     "computation theory; design specification; distributed
                 processing; distributed systems; machinery;
                 subsystems",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Pnueli:1980:TSC,
  author =       "A. Pnueli",
  title =        "The temporal semantics of concurrent programs",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "1",
  pages =        "45--60",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Computer Sci. Div., Tel-Aviv Univ., Tel-Aviv, Israel",
  keywords =     "concurrent programs; logic framework; programming
                 theory; state sequences; Temporal Logic; temporal
                 semantics",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Maggiolo-Schettini:1980:MSC,
  author =       "A. Maggiolo-Schettini and H. Wedde and J. Winkowski",
  title =        "Modeling a solution for a control problem in
                 distributed systems by restrictions",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "1",
  pages =        "61--83",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Inst. di Sci. dell'Informazione, Univ. di Pisa, Pisa,
                 Italy",
  keywords =     "concurrency; constraint module; control problem;
                 correctness; distributed processing; distributed
                 systems; event structure; fairness; Loosely Coupled
                 Systems; programming theory; restricted case graph;
                 restrictions; slack phase techniques",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Nielsen:1980:PNE,
  author =       "M. Nielsen and G. Plotkin and G. Winskel",
  title =        "{Petri} nets, event structures and domains. {I}",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "1",
  pages =        "85--108",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Dept. of Computer Sci., Univ. of Aarhus, Aarhus,
                 Denmark",
  keywords =     "causal nets; concurrency; confusion; domain theory;
                 domains; event structures; formal logic; languages; net
                 theory; occurrence nets; Petri nets; transition nets;
                 translations",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Genrich:1980:SMH,
  author =       "H. J. Genrich and K. Lautenbach",
  title =        "System modelling with high-level {Petri} nets",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "1",
  pages =        "109--136",
  month =        jan,
  year =         "1980",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4140 (Linear algebra); C4210 (Formal logic)",
  corpsource =   "Inst. fur Informationssytemforschung, Gesellschaft fur
                 Math. und Datenverarbeitung, St. Augustin, West
                 Germany",
  keywords =     "concurrent systems; distributed data base; formal
                 logic; high-level Petri net; linear algebra;
                 linear-algebraic techniques; Petri nets;
                 predicate/transition-nets; resource management; system
                 modelling; variable extension",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Straubing:1981:GSP,
  author =       "H. Straubing",
  title =        "A generalization of the Schutzenberger product of
                 finite monoids",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "2",
  pages =        "137--150",
  month =        feb,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "B0250 (Combinatorial mathematics); C1160
                 (Combinatorial mathematics)",
  corpsource =   "Dept. of Math., Reed Coll., Portland, OR, USA",
  keywords =     "concatenation product; dot depth hierarchy; finite
                 monoids; free monoid; Schutzenberger product; set
                 theory; star free sets",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Stoy:1981:CTP,
  author =       "J. E. Stoy",
  title =        "The congruence of two programming language
                 definitions",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "2",
  pages =        "151--174",
  month =        feb,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Oxford Univ. Computing Lab., Oxford, UK",
  keywords =     "formal languages; programming language definitions",
  pubcountry =   "Netherlands",
}

@Article{Harel:1981:TCN,
  author =       "D. Harel",
  title =        "On the total correctness of nondeterministic
                 programs",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "2",
  pages =        "175--192",
  month =        feb,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "IBM Thomas J. Watson Res. Center, Yorktown Heights,
                 NY, USA",
  keywords =     "arbitrary programming language; computation trees;
                 Dijkstra; execution method; guarded commands;
                 nondeterministic programs; programming languages;
                 programming theory; total correctness",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Gallier:1981:NFPa,
  author =       "J. H. Gallier",
  title =        "Nondeterministic flowchart programs with recursive
                 procedures: semantics and correctness. {I}",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "2",
  pages =        "193--223",
  month =        feb,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Dept. of Computer and Information Sci., Univ. of
                 Pennsylvania, Philadelphia, PA, USA",
  keywords =     "correctness; execution tree; nondeterministic
                 flowchart programs; programming theory; recursive
                 procedures; semantics",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Goldfarb:1981:USU,
  author =       "W. D. Goldfarb",
  title =        "The undecidability of the second-order unification
                 problem",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "2",
  pages =        "225--230",
  month =        feb,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Dept. of Philosophy, Harvard Univ., Cambridge, MA,
                 USA",
  keywords =     "formal logic; second order logic; undecidability;
                 unification problem",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Thomas:1981:RS,
  author =       "W. Thomas",
  title =        "Remark on the star-height-problem",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "2",
  pages =        "231--237",
  month =        feb,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4220 (Automata theory)",
  corpsource =   "Math. Inst., Freiburg, West Germany",
  keywords =     "automata theory; general regular expressions; regular
                 events; star height problem",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Gallier:1981:NFPb,
  author =       "J. H. Gallier",
  title =        "Nondeterministic flowchart programs with recursive
                 procedures: semantics and correctness. {II}",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "3",
  pages =        "239--270",
  month =        mar,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Dept. of Computer and Information Sci., Univ. of
                 Pennsylvania, Philadelphia, PA, USA",
  keywords =     "correctness; equivalence; extension; flowcharting;
                 inductive assertion method; nondeterministic flowchart
                 programs; programming theory; recursive procedures;
                 second-order predicate calculus; semantics",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Engeler:1981:GGT,
  author =       "E. Engeler",
  title =        "Generalized {Galois} theory and its application to
                 complexity",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "3",
  pages =        "271--293",
  month =        mar,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Inst. fur Informatik, ETH-Zentrum, Zurich,
                 Switzerland",
  keywords =     "auxiliary procedures; complexity; computational
                 complexity; Galois theory; polynomial equations;
                 solution strategies; solvability",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Gurari:1981:CEP,
  author =       "E. M. Gurari and O. H. Ibarra",
  title =        "The complexity of the equivalence problem for two
                 characterizations of {Presburger} sets",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "3",
  pages =        "295--314",
  month =        mar,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4220 (Automata theory)",
  corpsource =   "Dept. of Computer Sci., Univ. of Minnesota,
                 Minneapolis, MN, USA",
  keywords =     "automata theory; complexity; computational complexity;
                 deterministic time complexity; equivalence problem;
                 NP-complete; Presburger sets; reversal-bounded
                 multicounter machines; semilinear sets",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{MeyerAufDerHeide:1981:CTV,
  author =       "F. {Meyer Auf Der Heide}",
  title =        "A comparison of two variations of a pebble game on
                 graphs",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "3",
  pages =        "315--322",
  month =        mar,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1160 (Combinatorial mathematics); C4220 (Automata
                 theory); C4240 (Programming and algorithm theory)",
  corpsource =   "Faculty of Math., Univ. of Bielefeld, Bielefeld, West
                 Germany",
  keywords =     "directed acyclic graph; directed graphs; distinguished
                 vertex; pebble game; programming theory; storage
                 requirement; straight line program; Turing machines",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Leiss:1981:SRR,
  author =       "E. Leiss",
  title =        "Succinct representation of regular languages by
                 {Boolean} automata",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "3",
  pages =        "323--330",
  month =        mar,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic); C4220 (Automata theory)",
  corpsource =   "Dept. of Computer Sci., Univ. of Kentucky, Lexington,
                 KY, USA",
  keywords =     "Boolean automata; Boolean function; Boolean functions;
                 deterministic automata; finite automata; formal
                 languages; regular languages",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Galil:1981:LSU,
  author =       "Z. Galil and J. Seireras",
  title =        "Linear-time string-matching using only a fixed number
                 of local storage locations",
  journal =      j-THEOR-COMP-SCI,
  volume =       "13",
  number =       "3",
  pages =        "331--336",
  month =        mar,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4220 (Automata theory); C4240 (Programming and
                 algorithm theory)",
  corpsource =   "Dept. of Math. Sci., Tel-Aviv Univ., Tel-Aviv,
                 Israel",
  keywords =     "automata-theoretic terms; dynamic storage allocation;
                 finite automata; FORTRAN; linear-time string-matching
                 algorithm; local storage locations; programming theory;
                 random-access machine; restricted writing alphabet;
                 writing multihead finite automaton",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Gati:1981:SEG,
  author =       "G. Gati",
  title =        "Some elements of a {Galois} theory of the structure
                 and complexity of the tree automorphism problem",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "1",
  pages =        "1--17",
  month =        apr,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Inst. fur Informatik, Eidgenossische Tech. Hochschule
                 Zurich, Zurich, Switzerland",
  keywords =     "complexity; computational complexity; Engeler's
                 generalization; Galois group; Galois theory; problem
                 difficulty; time complexity; tree automorphism
                 problem",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{SchulteMonting:1981:MEE,
  author =       "J. {Schulte Monting}",
  title =        "Merging of 4 or 5 elements with $n$ elements",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "1",
  pages =        "19--37",
  month =        apr,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C6130 (Data handling techniques)",
  corpsource =   "Math. Inst., Univ. T{\"u}bingen, T{\"u}bingen, West
                 Germany",
  keywords =     "5-element chain; data handling; finite chain;
                 minimum-comparison-merging; very tight bounds",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Nishitani:1981:FSS,
  author =       "Y. Nishitani and N. Honda",
  title =        "The Firing Squad Synchronization problem for graphs",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "1",
  pages =        "39--61",
  month =        apr,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4220 (Automata theory)",
  corpsource =   "Res. Inst. of Electrical Communication, Tohoku Univ.,
                 Sendai, Japan",
  keywords =     "finite automata; Firing Squad Synchronization problem;
                 graphs; synchronization times",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Leiss:1981:GLE,
  author =       "E. Leiss",
  title =        "On generalized language equations",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "1",
  pages =        "63--77",
  month =        apr,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic); C4220 (Automata theory)",
  corpsource =   "Dept. of Computer Sci., Univ. of Houston, Houston, TX,
                 USA",
  keywords =     "alphabet; Boolean automata; finite automata; fixed
                 languages; formal languages; generalized language
                 equations; language equations",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Rosenthal:1981:OAS,
  author =       "A. Rosenthal",
  title =        "Optimal algorithms for sensitivity analysis in
                 associative multiplication problems",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "1",
  pages =        "79--90",
  month =        apr,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Dept. of Computer and Communication Sci., Univ. of
                 Michigan, Ann Arbor, MI, USA",
  keywords =     "graph theory; Huffman trees; optimal ordered binary
                 search trees; optimal strategies; optimisation;
                 programming theory; sensitivity analysis",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Long:1981:GVP,
  author =       "T. J. Long",
  title =        "On gamma -reducibility versus polynomial time many-one
                 reducibility",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "1",
  pages =        "91--101",
  month =        apr,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4220 (Automata theory); C4240 (Programming and
                 algorithm theory)",
  corpsource =   "Dept. of Computer and Information Sci., Ohio State
                 Univ., Columbus, OH, USA",
  keywords =     "computational complexity; deterministic polynomial
                 time; nondeterministic polynomial time; polynomial time
                 Turing reduction; reducibility; Turing machines",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Galil:1981:TEV,
  author =       "Z. Galil",
  title =        "On the theoretical efficiency of various network flow
                 algorithms",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "1",
  pages =        "103--111",
  month =        apr,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1160 (Combinatorial mathematics); C4240
                 (Programming and algorithm theory)",
  corpsource =   "Dept. of Math. Sci., Tel-Aviv Univ., Tel-Aviv,
                 Israel",
  keywords =     "algorithm theory; combinatorial mathematics;
                 combinatorial optimisation; maximal flow; network flow
                 algorithms; optimisation; theoretical efficiency; time
                 bounds; topology",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Kozen:1981:EPC,
  author =       "D. Kozen and R. Parikh",
  title =        "An elementary proof of the completeness of {PDL}",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "1",
  pages =        "113--118",
  month =        apr,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "IBM Thomas J. Watson Res. Center, Yorktown Heights,
                 NY, USA",
  keywords =     "completeness; formal logic; PDL; Propositional Dynamic
                 Logic; Segerberg axioms",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Latteux:1981:CLS,
  author =       "M. Latteux",
  title =        "Concerning a lemma of substitution",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "1",
  pages =        "119--123",
  month =        apr,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic)",
  corpsource =   "Lab. d'Informatique, Univ. des Sci. et Techniques de
                 Lille I, Villeneuve d'Ascq, France",
  keywords =     "bifaithful trio; disjoint alphabets; formal languages;
                 full trios; Greibach syntactic lemma; substitutions",
  language =     "French",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Jantzen:1981:PSO,
  author =       "M. Jantzen",
  title =        "The power of synchronizing operations on strings",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "2",
  pages =        "127--154",
  month =        may,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Fachbereich Informatik, Univ. Hamburg, Hamburg, West
                 Germany",
  keywords =     "cancellation; computation sequence; computation
                 theory; homomorphism; inverse shuffle; iterated
                 shuffle; shuffle; strings; synchronizing operation",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Gallier:1981:DNF,
  author =       "J. H. Gallier",
  title =        "{DPDA's} in 'atomic normal form' and applications to
                 equivalence problems",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "2",
  pages =        "155--186",
  month =        may,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4220 (Automata theory)",
  corpsource =   "Dept. of Computer and Information Sci., Univ. of
                 Pennsylvania, Philadelphia, PA, USA",
  keywords =     "'Atomic Normal Form'; address language; deterministic
                 automata; deterministic pushdown automata;
                 equivalence",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Beauquier:1981:SS,
  author =       "J. Beauquier",
  title =        "Substitution of {semi-AFLs}",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "2",
  pages =        "187--193",
  month =        may,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Lab. Informatique Th{\'e}orique et Programmation,
                 Univ. de Picardie, Amiens, France",
  keywords =     "abstract family language; computation theory;
                 homomorphism; substitution operator",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Therien:1981:CFM,
  author =       "D. Therien",
  title =        "Classification of finite monoids: The language
                 approach",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "2",
  pages =        "195--208",
  month =        may,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "School of Computer Sci., McGill Univ., Montreal, Que.,
                 Canada",
  keywords =     "algorithm theory; convergence variety; finite monoid",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Maruoka:1981:PDT,
  author =       "A. Maruoka and M. Kimura and N. Shoji",
  title =        "Pattern decomposition for tessellation automata",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "3",
  pages =        "211--226",
  month =        jun,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4220 (Automata theory)",
  corpsource =   "Faculty of Engng., Tohoku Univ., Sendai, Japan",
  keywords =     "automata theory; bijective mapping; monogenic cellular
                 automata; neighborhood; pattern decomposition; positive
                 integer; q-state; residue; states number; tessellation
                 automata",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Bucher:1981:CDF,
  author =       "W. Bucher and H. A. Maurer and K. Culik and D.
                 Wotschke",
  title =        "Concise description of finite languages",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "3",
  pages =        "227--246",
  month =        jun,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic); C4240 (Programming and
                 algorithm theory)",
  corpsource =   "Inst. fur Informationsverarbeitung, Tech. Univ. Graz,
                 Graz, Austria",
  keywords =     "computational complexity; context-free grammars;
                 finite language; finite number; grammatical complexity;
                 productions number; X complexity",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Stoklosa:1981:CA,
  author =       "J. Stoklosa and W. Zakowski",
  title =        "Computations of ( alpha,k)-machines",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "3",
  pages =        "247--265",
  month =        jun,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Inst. of Control Engng., Tech. Univ. of Poznan,
                 Poznan, Poland",
  keywords =     "boundedness; cell number; computational complexity;
                 convergence; cyclic computation; divergence; feedback
                 function; k-machine; positive integer; sequence
                 generator",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Rozenberg:1981:PTI,
  author =       "G. Rozenberg and R. Verraedt",
  title =        "On pure, terminal invariant and nonterminal invariant
                 interpretations of {E0L} forms",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "3",
  pages =        "267--288",
  month =        jun,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Inst. of Appl. Math and Computer Sci., Univ. of
                 Leiden, Leiden, Netherlands",
  keywords =     "expression oriented language; L forms theory; language
                 level; nonterminal symbol; programming theory; pure
                 interpretations; terminal symbol",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Moran:1981:GAA,
  author =       "S. Moran",
  title =        "General approximation algorithms for some arithmetical
                 combinatorial problems",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "3",
  pages =        "289--303",
  month =        jun,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1180 (Optimisation techniques); C4240 (Programming
                 and algorithm theory)",
  corpsource =   "Dept. of Computer Sci., Univ. of Minnesota,
                 Minneapolis, MN, USA",
  keywords =     "approximation algorithm; computational complexity;
                 hard optimization; maximal integer; minimal integer;
                 nonlinear programming; polynomial; worst case relative
                 error",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Callegarin:1981:AIP,
  author =       "G. Callegarin and G. Pacini",
  title =        "About the implementability and the power of
                 equationally defined data abstractions",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "3",
  pages =        "305--315",
  month =        jun,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Istituto di Sci. dell'Informazione, Univ. degli Studi
                 di Pisa, Pisa, Italy",
  keywords =     "data abstraction; equationally defined data; language
                 embedding; least congruence; programming theory;
                 semantics; word algebra",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Jensen:1981:CPN,
  author =       "K. Jensen",
  title =        "Coloured {Petri} nets and the invariant-method",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "3",
  pages =        "317--336",
  month =        jun,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Computer Sci. Dept., Aarhus Univ., Aarhus, Denmark",
  keywords =     "coloured Petri nets; colours set; common subnet;
                 formal sum; invariant-method;
                 predicate/transition-nets; programming theory;
                 transition",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Bucher:1981:NPT,
  author =       "W. Bucher",
  title =        "A note on a problem in the theory of grammatical
                 complexity",
  journal =      j-THEOR-COMP-SCI,
  volume =       "14",
  number =       "3",
  pages =        "337--344",
  month =        jun,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic); C4240 (Programming and
                 algorithm theory)",
  corpsource =   "Inst. fur Informationsverarbeitung, Tech. Univ. Graz,
                 Graz, Austria",
  keywords =     "bounds; computational complexity; context-free
                 grammars; grammatical complexity; infinite context-free
                 language; infinite linear language; words set",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Schmidt:1981:PPGa,
  author =       "G. Schmidt",
  title =        "Programs as partial graphs. {I}. Flow equivalence and
                 correctness",
  journal =      j-THEOR-COMP-SCI,
  volume =       "15",
  number =       "1",
  pages =        "1--25",
  month =        jul,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1160 (Combinatorial mathematics); C4240
                 (Programming and algorithm theory)",
  corpsource =   "Inst. fur Informatik, Tech. Univ. Munchen, Munchen,
                 West Germany",
  keywords =     "correctness; equivalence; graph theory; partial graph;
                 program flow; program termination; programming theory;
                 relational algebra; semantics; single program steps",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Book:1981:BQMa,
  author =       "R. V. Book",
  title =        "Bounded query machines: on {NP} and {PSPACE}",
  journal =      j-THEOR-COMP-SCI,
  volume =       "15",
  number =       "1",
  pages =        "27--39",
  month =        jul,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1180 (Optimisation techniques); C4240 (Programming
                 and algorithm theory)",
  corpsource =   "Dept. of Math., Univ. of California, Santa Barbara,
                 CA, USA",
  keywords =     "bounded query machine; nondeterministic polynomial;
                 nonlinear programming; oracle set; programming theory",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Book:1981:BQMb,
  author =       "R. V. Book and C. Wrathall",
  title =        "Bounded query machines: on {NP()} and {NPQUERY()}",
  journal =      j-THEOR-COMP-SCI,
  volume =       "15",
  number =       "1",
  pages =        "41--50",
  month =        jul,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Dept. of Math., Univ. of California, Santa Barbara,
                 CA, USA",
  keywords =     "bounded query machine; NP operator; NPQUERY operator;
                 programming theory; PSPACE operator",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Araki:1981:RFL,
  author =       "T. Araki and T. Kagimasa and N. Tokura",
  title =        "Relations of flow languages to {Petri} net languages",
  journal =      j-THEOR-COMP-SCI,
  volume =       "15",
  number =       "1",
  pages =        "51--75",
  month =        jul,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Dept. of Information and Computer Sci., Faculty of
                 Engng. Sci., Osaka Univ., Toyonaka, Osaka, Japan",
  keywords =     "correctness; equivalence; extended expression; flow
                 languages; Petri net languages; programming theory;
                 relational language",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Lazard:1981:SAE,
  author =       "D. Lazard",
  title =        "Solution of algebraic equations systems",
  journal =      j-THEOR-COMP-SCI,
  volume =       "15",
  number =       "1",
  pages =        "77--110",
  month =        jul,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4140 (Linear algebra); C4240 (Programming and
                 algorithm theory)",
  corpsource =   "Dept. de Math., Univ. de Poitiers, Poitiers, France",
  keywords =     "algebraic closure; algebraic equations; common zeros;
                 computational complexity; conjugate zeros; ground
                 field; linear algebra; multiplicities; multivariate
                 polynomials; univariate equation",
  language =     "French",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Heilbrunner:1981:PAA,
  author =       "S. Heilbrunner",
  title =        "A parsing automata approach to {LR} theory",
  journal =      j-THEOR-COMP-SCI,
  volume =       "15",
  number =       "2",
  pages =        "117--157",
  month =        aug,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4210 (Formal logic); C4220 (Automata theory)",
  corpsource =   "Hochschule der Bundeswehr Munchen, Munchen, West
                 Germany",
  keywords =     "automata theory; grammars; item grammars; LC grammar;
                 LL grammar; LR theory; parsing automata; prefix
                 parsers",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Schmidt:1981:PPGb,
  author =       "G. Schmidt",
  title =        "Programs as partial graphs. {II}. Recursion",
  journal =      j-THEOR-COMP-SCI,
  volume =       "15",
  number =       "2",
  pages =        "159--179",
  month =        aug,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1160 (Combinatorial mathematics); C4210 (Formal
                 logic)",
  corpsource =   "Inst. for Informatik, Tech. Univ. Munchen, Munchen,
                 West Germany",
  keywords =     "conditional branching; correctness; derivatives;
                 equivalence; flow diagram programs; graph theory;
                 Hitchcock-Park's theorem; partial graphs; programming
                 theory; recursive programs; semantics; sequencing;
                 termination; unified relational algebra",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Landweber:1981:SSN,
  author =       "L. H. Landweber and R. J. Lipton and E. L. Robertson",
  title =        "On the structure of sets in {NP} and other complexity
                 classes",
  journal =      j-THEOR-COMP-SCI,
  volume =       "15",
  number =       "2",
  pages =        "181--200",
  month =        aug,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Computer-Sci. Dept., Univ. of Wisconsin, Madison, WI,
                 USA",
  keywords =     "computational complexity; deterministic complexity;
                 nondeterministic complexity; nonlinear programming;
                 resource bounded complexity; sets structure",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Alder:1981:ACA,
  author =       "A. Alder and V. Strassen",
  title =        "On the algorithmic complexity of associative
                 algebras",
  journal =      j-THEOR-COMP-SCI,
  volume =       "15",
  number =       "2",
  pages =        "201--211",
  month =        aug,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4130 (Interpolation and function approximation);
                 C4240 (Programming and algorithm theory)",
  corpsource =   "Seminar fur Angewandte Math., Univ. Zurich, Zurich,
                 Switzerland",
  keywords =     "algorithmic complexity; associative algebras;
                 computational complexity; finite dimensional algebra;
                 function approximation; nonscalar division; nonscalar
                 multiplication; rational function",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Germano:1981:SRC,
  author =       "G. Germano and A. Maggiolo-Schettini",
  title =        "Sequence recursiveness without cylindrification and
                 limited register machines",
  journal =      j-THEOR-COMP-SCI,
  volume =       "15",
  number =       "2",
  pages =        "213--221",
  month =        aug,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory)",
  corpsource =   "Istituto di Scienze dell'Informazione, Univ. di Pisa,
                 Pisa, Italy",
  keywords =     "cylindrification; input datum; output datum;
                 programming theory; recursiveness; register machines;
                 semantics; sequence",
  pubcountry =   "Netherlands",
  treatment =    "A Application; T Theoretical or Mathematical",
}

@Article{Thatcher:1981:MAS,
  author =       "J. W. Thatcher and E. G. Wagner and J. B. Wright",
  title =        "More on advice on structuring compilers and proving
                 them correct",
  journal =      j-THEOR-COMP-SCI,
  volume =       "15",
  number =       "3",
  pages =        "223--249",
  month =        sep,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C4240 (Programming and algorithm theory); C6150C
                 (Compilers, interpreters and other processors)",
  corpsource =   "Math. Sci. Dept., IBM Thomas J. Watson Res. Center,
                 Yorktown Heights, NY, USA",
  keywords =     "abstract syntax; compilers; correctness proving;
                 example language; program compilers; programming
                 theory; semantics; structuring compilers",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Paz:1981:NDP,
  author =       "A. Paz and S. Moran",
  title =        "Non deterministic polynomial optimization problems and
                 their approximations",
  journal =      j-THEOR-COMP-SCI,
  volume =       "15",
  number =       "3",
  pages =        "251--277",
  month =        sep,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1180 (Optimisation techniques)",
  corpsource =   "Dept. of Computer Sci., Univ. of California, Berkeley,
                 CA, USA",
  keywords =     "approximability properties; approximation theory;
                 nondeterministic polynomial optimization problems;
                 NPOP; optimisation; polynomials",
  pubcountry =   "Netherlands",
  treatment =    "T Theoretical or Mathematical",
}

@Article{Leggett:1981:OPP,
  author =       "E. W. {Leggett, Jr.} and D. J. Moore",
  title =        "Optimization problems and the polynomial hierarchy",
  journal =      j-THEOR-COMP-SCI,
  volume =       "15",
  number =       "3",
  pages =        "279--289",
  month =        sep,
  year =         "1981",
  CODEN =        "TCSCDI",
  ISSN =         "0304-3975",
  bibdate =      "Sat Nov 22 13:36:07 MST 1997",
  acknowledgement = ack-nhfb,
  classification = "C1180 (Optimisation techniques)",
  corpsource =   "Clemson Univ., Clemson, SC, USA",
  keywords =     "Chromatic Number Problem; Knapsack Packing Problem;
                 Maximal Clique Problem; optimisation; optimisation
                 problems; polynomial hierarchy; Symmetric Traveling
                 Salesman Problem"