Achenbach J D <br/><br/>
Ray methods for waves in elastic solids 

 - Boston  Pitman Advanced Pub         1982 
 - xi, 251p.  cm. 
 - Monographs and studies in mathematics; 14 .
<br/><br/><label>Standard No.: </label>24885 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wave functions
<br/><br/><label>Dewey Class. No.: </label>B85, M2