Contribution to nonlinear partial differential equations  vol. I 
J.I. Diaz, P.L. Lions 
 - New  York  Longman Scientific & Technical  1987 
 - 288 p  25cm 
 - Pitman research notes in mathematics series  155 .
<br/><br/> Contine bibliografie 
<br/><br/><label>ISBN: </label>0470208104