sponsored by National Aeronautics and Space Administration ... [and others] ; held at Lyndon B. Johnson Space Center, Houston, Texas, September 23-25, 1980
12th Biennial International Conference on Engineering, Construction, and Operations in Challenging Environments; and Fourth NASA/ARO/ASCE Workshop on Granular Materials in Lunar and Martian Exploration Honolulu, Hawaii, United States 2010
editor, Mohamed S. El-Genk ; co-sponsored by Ballistic Missile Defense Organization ... [and others] in cooperation with American Institute of Aeronautics and Astronautics ... [and others]