Waltman, Paul <br/><br/>
A second course in elementary differential equations 

 - Orlando:   Academic press,   1986. 
 - xi, 259 p.:   graf.;  
<br/><br/><label>ISBN: </label>0127339108 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ECUACIONES DIFERENCIALES<br/>ECUACIONES VARIACIONALES LINEALES<br/>BOUNDARY VALUE PROBLEMS<br/>MAPPING
<br/><br/><label>Universal Decimal Class. No.: </label>517.91