Factors governing the amount of duplication in content derived keys
By: by Jerry Vaughn Caswell.
Publisher: University Microfilms International
Published: 1985
Place of publication: Ann Arbor, Mich
Language: eng
Format: Microform
Subjects: Information retrieval.; Online bibliographic searching.
Notes: Thesis (Ph.D.)--University of Wisconsin-Madison, 1985.

Includes bibliography.