Shielding from space radiations [microform] : progress report, period, June 1, 1993 through December 1, 1993 / submitted by principal investigator: C. Ken Chan, Forooz F. Badavi, Ram K. Tripathi
原資料の出版事項: Newport News, Va. ; [Washington, DC ; Springfield, Va. : Christopher Newport University : National Aeronautics and Space Administration : National Technical Information Service, distributor, 1993]