Welcome to the Kids' Library!

Final report, NASA grant NSG-7643 from the Massachusetts Institute of Technology, the Center for Spa

Clark, George W.
[Washington, D.C. : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1990] 1990

High-energy astrophysics American and Soviet perspectives : proceedings from the U.S.-USSR Workshop

U.S.-USSR Workshop on High-Energy Astrophysics (1989 : Institute for Space Research and Abastumani Laboratory and Observatory)
Washington, D.C. : National Academy Press, 1991. 1991