Ince, E.L. <br/><br/>
Solution of ordinary differential equations 

 - New York  Longman Scientific & Technical  1987 
 - x, 234p., 22 cm. 
 - Longman mathematical texts .
<br/><br/><label>ISBN: </label>0582440688 
<br/><br/><label>Dewey Class. No.: </label>515.352,  / DD, Inc