Lakshmikantham, V. <br/><br/>
Differential and integral inequalities; theory and applications volume ii :  functional, partial, abstract, and complex differential equations / 
V. Lakshmikantham. 
 - [S.l.] :  Academic Press,  1969. 
 - 334 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>0124110312 9780124110311 
<br/><br/><label>Dewey Class. No.: </label>517.38