Proceeding on planetary and lunar surfaces 

 - New York   Pergamon Press       1977 
 - p.2655-2 3965, xxvi  cm. 
 - Geochimicaet cosmochimica acta supplement; 8 .
<br/><br/><label>Standard No.: </label>72164 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy
<br/><br/><label>Dewey Class. No.: </label>B92p1,N77, L7.3