Seminars of the United Nations Programme on Space Applications :   Selected Papers from Activities held in 1993 
United Nations 
 - New York  United Nations  1993 
 - 195p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Space
<br/><br/><label>Dewey Class. No.: </label>500.5  / SEM.N3