Journal of Chemical Information and Computer Sciences, Volume 21

Volume 21, Number 1, February 1981

• Amy Rispin:
  Introduction to symposium on the development and use of reliable data bases for quantitative structure-activity relationships. 1-2
  
• John Tinker:
  Relating mutagenicity to chemical structure. 3-7
  
• William J. Dunn, Svante Wold:
  An assessment of the carcinogenicity of N-nitroso compounds by the SIMCA method of pattern recognition. 8-13
  
• B. R. Weir, W. S. Simmons, A. M. Fan, D. L. Livingston, N. S. Tesche, A. H. Walton:
  Development of a format for abstracting dose-response information from published studies for use in quantitative structure-activity relationships (QSARs). 14-18
  
• David Lefkovitz, Amy Rispin, Carol Kulp, Helen Hill:
  EPA health and environmental effects data analysis system. 18-28
  
• C. R. Walker, C. M. Menzie, W. A. Bowles:
  Evaluation of an information retrieval system for assessment of toxicological effects of chemicals on fish, wildlife, and ecosystem components. 29-35
  
• Michael D. Waters, Angela Auletta:
  The GENE-TOX Program: genetic activity evaluation. 35-38
  
• Barbara Stefaniak:
  Need for primary periodicals as determined by SDI. 39-42
  
• John R. Rodgers, Alan D. Mighell:
  Registration-identification of crystalline materials based on lattice and empirical formula. 42-47
  
• Gilles Klopman, M. McGonigal:
  Computer simulation of physical-chemical properties of organic molecules. 1. Molecular system identification. 48-52
  
• Milan Randic, Gregory M. Brissey, Charles L. Wilkins:
  Computer perception of topological symmetry via canonical numbering of atoms. 52-59
  

Volume 21, Number 2, May 1981

• R. Schoenfeld:
  Dollars-and-cents value of efficient presentation. A plea for the retention of the well-produced primary journal. 61-66
  
• Shizuo Fujiwara, Masanori Yokoyama, Shuichi Ueda:
  Analysis of keywords in chemistry. 66-70
  
• Jerry B. Ayers:
  Journals and conference proceedings of chemical history, education, and documentation. 71-72
  
• David F. Zaye:
  Data-tagging experiment for energy-related documents at Chemical Abstracts Service. 73-78
  
• Ronald A. Rader, Shashi P. Sood:
  Chemical Information Resources Directory: an integrating component of the Chemical Substances Information Network. 78-81
  
• Reiner Luckenbach:
  The Beilstein Handbook of Organic Chemistry: the first hundred years. 82-83
  
• David Bawden, J. Trevor Catlow, Trevor K. Devon, Judith M. Dalton, Michael F. Lynch, Peter Willett:
  Evaluation and implementation of topological codes for online compound search and registration. 83-86
  
• Y. Osamura, Shinichi Yamabe, F. Hirota, Haruo Hosoya, Sayaka Iwata, H. Kashiwagi, Keiji Morokuma, M. Togasi, Shigeru Obara:
  Quantum chemistry literature data base. 86-90
  
• Jan V. Knop, Wolfgang R. Mueller, Z. Jericevic, Nenad Trinajstic:
  Computer enumeration and generation of trees and rooted trees. 91-99
  
• Kurt L. Loening:
  ACS Committee on Nomenclature: Annual Report for 1980. 99-101
  
• Barbara L. Roos-Kozel, William L. Jorgensen:
  Computer-assisted mechanistic evaluation of organic reactions. 2. Perception of rings, aromaticity, and tautomers. 101-111
  
• J. Becker, D. Jung, W. Kalbfleisch, G. Ohnacker:
  CBF-computer handling of chemical and biological facts. 2. 111-117
  

Volume 21, Number 3, August 1981

• Ben H. Weil:
  Technical-communication fundamentals in an era of technological change. 119-124
  
• Charles Oppenheim, Joan Van den Ende:
  Patent coverage by abstracting services. 4. Coverage of microbiological patents. 124-127
  
• Louis Hodes:
  Computer-aided selection of compounds for antitumor screening: validation of a statistical-heuristic method. 128-132
  
• Louis Hodes:
  Selection of molecular fragment features for structure-activity studies in antitumor screening. 132-136
  
• James J. McGregor, Peter Willett:
  Use of a maximum common subgraph algorithm in the automatic identification of ostensible bond changes occurring in chemical reactions. 137-140
  
• John M. Barnard, Peter Willett:
  Method for generating a chemical reaction index for storage and retrieval of information. Comments. 140-141
  
• Takashi Nakayama, Yuzuru Fujiwara:
  Learning system for automatic structural analysis of mass spectra. 142-146
  
• John A. Silk:
  Realistic vs. systematic nomenclature. 146-148
  
• Michael F. Lynch, John M. Barnard, Stephen M. Welford:
  Computer storage and retrieval of generic chemical structures in patents, 1. Introduction and general strategy. 148-150
  
• John M. Barnard, Michael F. Lynch, Stephen M. Welford:
  Computer storage and retrieval of generic chemical structures in patents, 2. GENSAL, a formal language for the description of generic chemical structures. 151-161
  
• Stephen M. Welford, Michael F. Lynch, John M. Barnard:
  Computer storage and retrieval of generic chemical structures in patents, 3. Chemical grammars and their role in the manipulation of chemical structures. 161-168
  
• James G. Nourse:
  Specification and unconstrained enumeration of conformations of chemical structures for computer-assisted structure elucidation. 168-172
  

Volume 21, Number 4, November 1981

• A. T. Kanakkanatt, T. S. Sterrett:
  Chemical Abstracts as a source for newly published books in chemistry and chemical engineering. 175-180
  
• J. Haeuser, M. Herz:
  Searches for polymers in the BASIC files derived from the Chemical Abstracts Service Chemical Registry System. 180-182
  
• Joseph Mockus, Allen C. Isenberg, Gerald G. Vander Stouw:
  Algorithmic generation of Chemical Abstracts Index Names, 1. General design. 183-195
  
• V. E. Golender, V. V. Drboglav, A. B. Rosenblit:
  Graph potentials method and its application for chemical information processing. 196-204
  
• George W. Adamson, David Bawden:
  Comparison of hierarchical cluster analysis techniques for automatic classification of chemical structures. 204-209
  
• Scott F. Smith, William L. Jorgensen, Philip L. Fuchs:
  PULSAR: a personalized microcomputer-based system for keyword search and retrieval of literature information. 209-213
  
• W. Conard Fernelius:
  Present status of inorganic chemical nomenclature. 213-218
  
• Takashi Nakayama, Yuzuru Fujiwara:
  Structure generation on the basis of BCT representation of chemical structures. 218-223
  
• Danail Bonchev, Alexandru T. Balaban:
  Topological centric coding and nomenclature of polycyclic hydrocarbons. 1. Condensed benzenoid systems (polyhexes, fusenes). 223-229