http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Frequency analysis via the method of moment functionals
National Aeronautics and Space Administration.
Also available via Internet from the NASA Technical Report Server web site. Address as of 8/18/05: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19900019051%5F1990019051.pdf; current access available via PURL.
Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1990]. 1 microfiche.