Demuth, Michael. ed. <br/><br/>
Partial differential equations and spectral theory / 
Ed. by Michael Demuth, Bert-Wolfgang Schulze 
 - New York :  Springer,  2011. 
 - x, 347p. 
<br/><br/><label>ISBN: </label>9783764362195 
<br/><br/><label>Universal Decimal Class. No.: </label>517.98:517.95   / DEM