Gazzola, Filippo. <br/><br/>
Polyharmonic boundary value problems:  positivity preserving and nonlinear higher order elliptic equations in bounded domains/ 
Filippo Gazzola, Hans-Christoph Grunau, Guido Sweers. 
 - Heidelberg;  New York:  Springer,  c2010. 
 - xviii, 423 p.:  ill. (some col.);  24 cm. 
 - Lecture notes in mathematics,  1991  0075-8434; .
 - Lecture notes in mathematics (Springer-Verlag);  1991. .
<br/><br/>Includes bibliographical references (p. 397-413) and indexes. 
<br/><br/><label>ISBN: </label>3642122442 9783642122446 
<br/><br/><label>LCCN: </label>2010927754 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Boundary value problems.