Research project for the evaluation of the UDC as the indexing language for a mechanized reference retrieval system
Subtitle: an introduction
By: report prepared by Robert R. Freeman.
Contributors: American Institute of Physics.
Series: Documentation research project report - American Institute of Physics -- no. AIP/DRP UDC-1.; Report (American Institute of Physics. UDC Project) -- no. AIP/UDC-1.
Publisher: American Institute of Physics
Published: 1965
Place of publication: [New York]
Language: eng
Subjects: Indexing; Classification, Universal decimal; Information storage and retrieval systems