Kozlov, V.A., et al <br/><br/>
Elliptic boundary value problems in domains with point singularities 
V.A. Kozlov, et al 
 - Providence  American Mathematical Society  1997 
 - ix  414 
 - Mathematical surveys & monographs 52 .
<br/><br/><label>ISBN: </label>0-8218-0754-4 
<br/><br/><label>Dewey Class. No.: </label>10.03  / KOZL