Renardy, Michael and <br/><br/>
Introduction to partial differential equations 
by Michael Renardy & Robert C Rogers 
 - 2nd ed 
 - New York  Springer  2004 
 - xiv, 434p. 
<br/><br/><label>ISBN: </label>9788181281470 
<br/><br/><label>Dewey Class. No.: </label>515.353  / P047;2 (CHEP)