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Weintraub, D. Kathryn – Library Resources and Technical Services, 1979
Designed for use with a computer-produced subject index, PRECIS assigns clerical procedures in subject heading work to computer programs. The subject headings represent a unique combination of several different characteristics, permitting several coextensive forms of a subject name for each work. Final choice amongst alternatives is made by the…
Descriptors: Background, Classification, Indexing, Information Processing