Jabri, Youssef <br/><br/>
Mountain Pass Theorem  Variants, Generalizations and some appications 
by Youssef Jabri 
 - Cambridge  Cambridge Univ. Press  2003 
 - xii, 369p 
 - Encyclopedia of mathematics and its Applications (No.95) .
<br/><br/><label>ISBN: </label>9780521827218 
<br/><br/><label>Dewey Class. No.: </label>515.64  / P033