Grossinho, M. R <br/><br/>
An introduction to minimax theorems and their applications to differential equations 

 - Boston:  Kluwer Academic Publishers,  2001 
 - xii, 269 p. : ill. ; 25 cm 
<br/><br/><label>ISBN: </label>9780792368328 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Critical point theory
<br/><br/><label>Dewey Class. No.: </label>515.35 GRO