STRUBLE Raimond A. <br/><br/>
Non linear differential equations. 
STRUBLE Raimond A. 
 - New York  Mc Graw Hill Books        1962 
 - x,267p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>B33,7, K2/SC