National Research Council (U.S.). Committee on Solar and Space Physics.
Washington, D.C. : National Academy Press : [National Aeronautics and Space Administration : Available from Space Science Board], 1985.
1985
Magnetoplasmadynamic Thruster Workshop (2nd : 1992 : Cleveland, Ohio)
[Washington, D.C.] : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Program, 1992.
1992