[Development and operations of the Astrophysics Data System]
Subtitle: [semiannual report, nos. 1 and 2].
Contributors: United States. National Aeronautics and Space Administration.
Series: [NASA contractor report] -- NASA CR-194691.; NASA contractor report -- NASA CR-194691.
Publisher: National Aeronautics and Space Administration; National Technical Information Service, distributor
Published: 1993
Place of publication: [Washington, DC; Springfield, Va
Language: eng
Format: Microform
Subjects: Astrophysics.; Information storage and retrieval systems.
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 94-0263-M.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1994] 3 microfiches.