Sanchez David A <br/><br/>
Ordinary differential equations and stability theory :An introduction 

 - New York       Dover Pub         1968 
 - vi,164p.  cm. 
<br/><br/><label>Standard No.: </label>22565 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B331,1, K8