Estimates of galactic cosmic ray shielding requirements during solar minimum
By: Lawrence W. Townsend ... [et al.].
Contributors: Townsend, Lawrence.; United States. National Aeronautics and Space Administration. Scientific and Technical Information Division.
Series: NASA technical memorandum -- 4167.
Publisher: National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division; For sale by the National Technical Information Service]
Published: 1990
Place of publication: [Washington, DC]; [Springfield, Va
Language: eng
Format: Microform
Subjects: Space vehicles -- Shielding (Radiation); Galactic cosmic rays.; Extraterrestrial radiation.
Notes: Distributed to depository libraries in microfiche.

Microfiche. [Washington, D.C.? : National Aeronautics and Space Administration], 1990. 1 microfiche.