Patra H.P <br/><br/>
Geosounding principles 

 - New York  Elsevier scientificpublishing company  1980 
 - XV, 419p 
<br/><br/><label>ISBN: </label>0-444-41704-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Propsecting-geo physical methods