Sansone, G. <br/><br/>
Non-Linear differential equations 

 - Oxford  Pergamon Press  1964 
 - xiii, 535 p. 
<br/><br/><label>ISBN: </label>_ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra
<br/><br/><label>Dewey Class. No.: </label>512.5  / SAN