Jabri, Y <br/><br/>
Mountain pass theorem  variants, generalizations & some applications 
Y. Jabri 
 - Cambridge  Cambridge University Press   2003 
 - xii  369 
 - Encyclopedia of mathematics & its applications 95 .
<br/><br/><label>ISBN: </label>9780521827218 
<br/><br/><label>Dewey Class. No.: </label>4.02+6.08+12.05+4.13  / JABR