http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
NASA/DoD aerospace knowledge diffusion research project
The relationship between the use of U.S. government technical reports by U.S. aerospace engineers and scientists and selected institutional and sociometric variables
Relationship between the use of U.S. government technical reports by U.S. aerospace engineers and scientists and selected institutional and sociometric variables
National Aeronautics and Space Administration.
Also available via Internet from the NTRS web site. Address as of 1/11/06: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19910009585%5F1991009585.pdf; current access is available via PURL.
Microfiche. [Washington, D.C. : National Aeronautics and Space Administration,] 1991. 4 microfiches.