Also available via Internet from the NASA Technical Report Server web site. Address as of 1/12/05: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19900013474%5F1990013474.pdf; current access available via PURL.
Microfiche. [Washington, D.C.? : National Aeronautics and Space Administration, 1990]. 1 microfiche : negative.
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