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d c goddard memorial symposium 1980 washington
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Commercial operations in space, 1980-2000
Goddard Memorial Symposium (18th 1980 Washington, D.C.), D. C.) Goddard Memorial Symposium 1980 (Washington, John M. Lucas · Published for the American Astronautical Society by Univelt
201 sayfa · 1981
Congresses / Space industrialization / Space Engineering (General) / Business/Economics