Space research XVII 
/ Proceedings of Open Meetings of Working Groups on Physical Sciences of the nineteenth Plenary Meeting of COSPAR, Philadelphia, Pennsylvania, USA, 8-19 June 1976 and COSPAR/IAGA Symposium on Minor Constituents and Excited Species, Philadelphia, Pennsylvania, USA, 9-10 June 1976 
 - New York:   Pergamon Press,   1977 
 - xix, 860p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Space sciences	
<br/><br/><label>Subjects--Index Terms: </label>Astronautics in geophysics 
<br/><br/><label>Universal Decimal Class. No.: </label>629.78(082.2)