Puri, P S <br/><br/>
Textbook of vibrations and waves 
by S P Puri 
 - 2nd 
 - New Delhi,  MacMillan:  1993. 
 - xv, 475p. 
<br/><br/><label>ISBN: </label>9781403924032 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Loaded spring <br/>Non-linear oscillations
<br/><br/><label>Dewey Class. No.: </label>530.14 P974t2