GILBARG, D. <br/><br/>
ELLIPTIC PARTIAL DIFFERENTIAL EQUATING OF SECOND ORDER 

 - BERLIN  Springer  2001 
 - xiii+516p.,23x12Cms. 
<br/><br/><label>ISBN: </label>3540411607 
<br/><br/><label>Dewey Class. No.: </label>517.38 G464