Albeverio, Sergio <br/><br/>
Operator methods in ordinary and partial differential equations 
Sergio Albeverio 
 - Basel  Birkhauser Varlag  2002 
 - xii,422p. 
<br/><br/><label>ISBN: </label>3764367903  7644.35 
<br/><br/><label>Dewey Class. No.: </label>515.724 Op2