Helbig, Klaus <br/><br/>
Foundations of anisotropy for exploration seismics / 
by Klaus Helbig 
 - Oxford:  Pergamon Press,  1984 
 - 583 p. :  ill. ;  24 cm. 
 - Handbook of geophysical exploration. Section 1, seismic exploration  v.22 .
<br/><br/><label>ISBN: </label>0080410081  RM431.29 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Seismic prospecting.<br/>Anistotropy