Steffes, P. G. (Paul Gregory), 1955-
[Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1989]
1989
Muhleman, Duane O.
Pasadena, Calif. : California Institute of Technology ; [Springfield, Va. : For sale by the National Technical Information Service, 1990]
1990