Hyperbolic partial differential equations.  III/ 
edited by Matthew Witten. 
 - New York:  Pergamon Press,  1986. 
 - p. 377-632. 
 - International series in modern applied mathematics and computer science;  v. 12. Computers & mathematics with applications. Part A.  v. 12A, no. 4/5.  0886-9553 .
<br/><br/> Special issue. 
<br/><br/><label>ISBN: </label>0080343139 
<br/><br/><label>Dewey Class. No.: </label>515.35  / H998