Utility of automatic classification systems for information storage and retrieval
By: Barry Litofsky.
Series: AD 687 140
Publisher: University of Pennsylvania
Published: 1969
Place of publication: Philadelphia
Language: eng
Number of pages: 185
Subjects: Information storage and retrieval systems.
Other titles: Automatic classification systems for information storage and retrieval.
Notes: Reproduced and distributed by NTIS.

Bibliography: column xvii-xxxv.