Libby, L. Marshall <br/><br/>
Mechanism for blow-off of the earth's atmosphere :  population of the Van Allen Belt / 
L. marshall Libby 
 - California :  Rand Corporation,  1971 
 - 22 pages ;  28 cm. 
 - The Rand paper series ;  p.4631 .
 - Rand paper series ;  p.4631 .
<br/><br/>Includes bibliographical references