http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Vehicle and mission design options for the human exploration of Mars/Phobos using "Bimodal" NTR and LANTR propulsion
Stanley K. Borowski and Leonard A. Dudzinski, Melissa L. McGuire.
Also available via Internet from the Glenn Research Center web site. Address as of 1/15/03: http://gltrs.grc.nasa.gov/reports/2002/TM-1998-208834-REV1.pdf; current access available via PURL.
Microfiche. [Washington, D.C.] : Supt. of Docs., U.S. G.P.O., [2003] 1 microfiche.