Wasow Wolfgang <br/><br/>
Asymptotic expansions for ordinary differential equations 

 -  1965 
 - p.  cm. 
 - Pure and Appiled Mathematics .
<br/><br/><label>Standard No.: </label>22532 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B331, K51