Lakshmikantham, V. <br/><br/>
Theory of differential equations with unbounded delay   
by V Lakshmikantham, Lizhi Wen and Binggen Zhang 
 - Dordrecht  Kluwer Academic  1994 
 - xi, 385p. 
 - Mathematics and applications  V.298 .
<br/><br/><label>ISBN: </label>079233003X 
<br/><br/><label>Dewey Class. No.: </label>515.35  / N942