Sobolev,S.L. <br/><br/>
Partial Differential Equations Of Mathematical Physics 
Sobolev,S.L. 
 - New York  Dover  1964 
 - 420  Illustration & index 
<br/><br/><label>ISBN: </label>048665964x 
<br/><br/><label>Dewey Class. No.: </label>530.15  / So126