Experimental use of a program for computer-aided subject-index production. - Janet E. Armitage; Michael F. Lynch; J. Howard Petrie; Mario Belton (Inf. Storage Retr., 1970)

A Program Suite for the Production of Articulated Subject Indexes. - Michael F. Lynch; J. Howard Petrie (Comput. J., 1973)

Analysis of the microstructure of titles in the inspec data-base. - Michael F. Lynch; J. Howard Petrie; Michael J. Snell (Inf. Storage Retr., 1973)

Development of an exchange format for the European Environmental Chemical Data and Information Network (ECDIN). - David J. Proctor; Alan Robson; Margaret A. Veal; J. Howard Petrie; William G. Town (Inf. Process. Manag., 1978)

Analysis of the Registry of Toxic Effects of Chemical Substances (RTECS) Files and Conversion of the Data in These Files for Input to the Environmental Chemicals Data and Information Network (ECDIN). - Ole Nørager; William G. Town; J. Howard Petrie (J. Chem. Inf. Comput. Sci., 1978)

Microcomputer-based Networks in Libraries and Information Services. - J. Howard Petrie (J. Inf. Technol., 1988)