Dautray, Robert. <br/><br/>
Mathematical analysis and numerical methods for science and technology  V.3 - physical origins and classical methods 
by Robert Dautray, Jacqus-Louis Lions 
 - 3rd. ed. 
 - Berlin  Springer-Verlag  1990 
 - xvii, 695p. 
<br/><br/><label>ISBN: </label>3540502076 
<br/><br/><label>Dewey Class. No.: </label>515  / N90,1;1