Vazquez, J. L The porous medium equation : mathematical theory Juan Luis Vázquez - Oxford Clarendon Press 2007 - xxii, 624 p. : ill., ; 24 cm Includes bibliographical references (p. 588-620) and index ISBN: 9780198569039 Subjects--Topical Terms: Boundary value problems Dewey Class. No.: 515.35 VAZ