MECA Workshop on Dust on Mars (3rd : 1988 : Houston, Tex.)
Houston, TX : Lunar and Planetary Institute ; [Springfield, Va. : For sale by the National Technical Information Service, 1988]
1989
Viking Orbiter Imaging Team (U.S.)
Washington, D.C. : Scientific and Technical Information Branch, National Aeronautics and Space Administration, 1980.
1980