Astroblemes--cryptoexplosion structures / 
edited by G. J. H. McCall 
 - Hutchinson & Ross, Stroudsburg, Pa.  :  Dowden,  1979 
 - 437 p. :  ill. ;  26 cm. 
 - Benchmark papers in geology ;  v.50 .
<br/><br/>Includes bibliographical references and indexes 
<br/><br/><label>ISBN: </label>0879333421 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cryptoexplosion structures--Addresses, essays, lectures