Brooksbank, W.A. Jr.; Sieren, G.J. National Aeronautics and Space Administration, Huntsville, Ala. (USA). George C. Marshall Space Flight Center Proceedings of the national symposium on natural and manmade radiation in space1972
Aerojet Nuclear Systems Co., Sacramento, Calif. (USA); p. 26-33; Jan 1972; Symposium on natural and manmade radiation in space; Las Vegas, Nev; 1 Mar 1971