CHRISTIANSEN, Robert L. <br/><br/>
Volcanic stratigraphy of the Quaternary Rhyolite Plateau in Yellowstone National Park / 
by Robert L. Christiansen and H. Richard Blank. 
 -- Washington :   United States Government Printing Office,   1972 
 - 18 p. -- 
 (Geological Survey Professional Paper  ;  729-B).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rocas volcánicas<br/>Wyoming
<br/><br/><label>Universal Decimal Class. No.: </label>552.313(787)