Sansone G <br/><br/>
Non-linear differential equations. Rev Ed. tr by A 

 -  1964 
 - International Series of Monographs in Pure and Applied Mathematics ed by I N Sneddon, etc.,67 .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Equations
<br/><br/><label>Dewey Class. No.: </label>B33, K4