Final report of the research project for the evaluation of the UDC as the indexing language for a mechanized reference retrieval system
By: by Robert R. Freeman and Pauline Atherton
Publisher: American Institute of Physics, UDC Project
Published: 1968
Place of publication: New York]
Language: eng
Number of pages: 31
Notes: "Report no. AIP/UDC-9."

"National Science Foundation grant GN-433."