Agarwal, Ravi P <br/><br/>
Introdution to ordinary differential equations 
Ravi P Agarwal & Donal O'Regan 
 - New York  Springer  2008 
 - xii,321p. 
<br/><br/><label>ISBN: </label>9780387712758 
<br/><br/><label>Subjects--Index Terms: </label>Differential equations 
<br/><br/><label>Universal Decimal Class. No.: </label>517.91  / AGA