Kieckhefer, Robert M. <br/><br/>
Geophysical studies of the oblique subduction zone in Sumatra   / 
by Robert Mariner Kieckhefer 
 - 2 microfiches ;  11 x 15 cm. 
<br/><br/>Thesis (Ph.D.) - University of California, 1980 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geophysics--Sumatra (Indonesia)--Observations