Task Group on Fundamental Physics and Chemistry, Space Science Board, Commission on Physical Sciences, Mathematics, and Resources, National Research Council
sponsored by the National Aeronautics and Space Administration and the International Union of Geological Sciences and held at Sunspace Ranch, Oracle, Arizona, January 14-16, 1985 ; Robert S. Hayden, editor
sponsored by the National Aeronautics and Space Administration and the International Union of Geological Sciences and held at Sunspace Ranch, Oracle, Arizona, January 14-16, 1985 ; Robert S. Hayden, editor