Rabinowitz, Paul H. <br/><br/>
Minimax methods in critical point theory with applications to differential equations 

 - Providence  Americal mathematic Society  1986 
 - vii, 100p., 22 cm. 
 - Conference board of the mathematical sciences regional conference series in mathmatics .
<br/><br/><label>ISBN: </label>0821807153 
<br/><br/><label>Dewey Class. No.: </label>515.33,  / DD, Rab