Computer storage and retrieval of generic chemical structures in patents, 2. GENSAL, a formal language for the description of generic chemical structures. - John M. Barnard; Michael F. Lynch; Stephen M. Welford (J. Chem. Inf. Comput. Sci., 1981)

Method for generating a chemical reaction index for storage and retrieval of information. Comments. - John M. Barnard; Peter Willett 002 (J. Chem. Inf. Comput. Sci., 1981)

Computer storage and retrieval of generic chemical structures in patents, 1. Introduction and general strategy. - Michael F. Lynch; John M. Barnard; Stephen M. Welford (J. Chem. Inf. Comput. Sci., 1981)

Computer storage and retrieval of generic chemical structures in patents, 3. Chemical grammars and their role in the manipulation of chemical structures. - Stephen M. Welford; Michael F. Lynch; John M. Barnard (J. Chem. Inf. Comput. Sci., 1981)

Computer storage and retrieval of generic structures in chemical patents. 4. An extended connection table representation for generic structures. - John M. Barnard; Michael F. Lynch; Stephen M. Welford (J. Chem. Inf. Comput. Sci., 1982)

Computer storage and retrieval of generic chemical structures in patents. 6. An interpreter program for the generic structure description language GENSAL. - John M. Barnard; Michael F. Lynch; Stephen M. Welford (J. Chem. Inf. Comput. Sci., 1984)

Computer storage and retrieval of generic chemical structures in patents. 5. Algorithmic generation of fragment descriptors for generic structure screening. - Stephen M. Welford; Michael F. Lynch; John M. Barnard (J. Chem. Inf. Comput. Sci., 1984)

Generic structure storage and retrieval. - Michael F. Lynch; John M. Barnard; Stephen M. Welford (J. Chem. Inf. Comput. Sci., 1985)

Computer storage and retrieval of generic chemical structures in patents. 7. Parallel simulation of a relaxation algorithm for chemical substructure search. - Valerie J. Gillet; Stephen M. Welford; Michael F. Lynch; Peter Willett 002; John M. Barnard; Geoffrey M. Downs; Gordon A. Manson; J. Thompson (J. Chem. Inf. Comput. Sci., 1986)

Draft specification for revised version of the Standard Molecular Data (SMD) Format. - John M. Barnard (J. Chem. Inf. Comput. Sci., 1990)

A comparison of different approaches to Markush structure handling. - John M. Barnard (J. Chem. Inf. Comput. Sci., 1991)

Computer storage and retrieval of generic chemical structures in patents. 11. Theoretical aspects of the use of structure languages in a retrieval system. - Winfried Dethlefsen; Michael F. Lynch; Valerie J. Gillet; Geoffrey M. Downs; John D. Holliday; John M. Barnard (J. Chem. Inf. Comput. Sci., 1991)

Computer storage and retrieval of generic chemical structures in patents. 12. Principles of search operations involving parameter lists: matching-relations, user-defined match levels, and transition from the reduced graph search to the refined search. - Winfried Dethlefsen; Michael F. Lynch; Valerie J. Gillet; Geoffrey M. Downs; John D. Holliday; John M. Barnard (J. Chem. Inf. Comput. Sci., 1991)

Clustering of chemical structures on the basis of two-dimensional similarity measures. - John M. Barnard; Geoffrey M. Downs (J. Chem. Inf. Comput. Sci., 1992)

Substructure searching methods: Old and new. - John M. Barnard (J. Chem. Inf. Comput. Sci., 1993)

The Molecular Information File (MIF): Core Specifications of a New Standard Format for Chemical Data. - Frank H. Allen; John M. Barnard; Anthony P. F. Cook; Sydney R. Hall (J. Chem. Inf. Comput. Sci., 1995)

Chemical Fragment Generation and Clustering Software. - John M. Barnard; Geoffrey M. Downs (J. Chem. Inf. Comput. Sci., 1997)

Techniques for Generating Descriptive Fingerprints in Combinatorial Libraries. - Geoffrey M. Downs; John M. Barnard (J. Chem. Inf. Comput. Sci., 1997)

Chemical Similarity Searching. - Peter Willett 002; John M. Barnard; Geoffrey M. Downs (J. Chem. Inf. Comput. Sci., 1998)

Recent and current developments in handling Markush structures from chemical patents. - John M. Barnard; Geoffrey M. Downs (J. Cheminformatics, 2012)