Bulletin, Geological Survey of Great Britain 

 - London :  GEOLOGICAL SURVEY OF GREAT BRITAIN, 
 - Irregular 
<br/><br/><label>ISSN: </label>0366-4198 
 = Bulletin, Geological Survey of Great Britain 
 = BULL. GEOL. SURV. G. B. 
<br/><br/><label>Subjects--Index Terms: </label>GEOLOGIA