Sauvigny, Friedrich. <br/><br/>
Partial differential equations 1 :  foundations and integral representations / 
Friedrich Sauvigny. 
 - 2nd ed. 2012. 
 - [S.l.] :  Springer,  2012. 
 - 462 p. ;  23 cm. 
 - Universitext. .
<br/><br/><label>ISBN: </label>1447129806 9781447129806 
<br/><br/><label>Dewey Class. No.: </label>515.353