Schmidt, G. <br/><br/>
Nonlinear vibrations 

 - Cambridge  Cambridge University Press  1986 
 - 420p. 
<br/><br/><label>ISBN: </label> RS 689.50 
<br/><br/><label>Source: </label> RS 689.50 
<br/><br/><label>Dewey Class. No.: </label>531.32 SCH