Vainberg, M.M. <br/><br/>
Variational method and method of monotone operators in the theory of nonlinear equations 

 - New York  John Wiley & Sons  1973 
 - xi,356p. 
<br/><br/><label>ISBN: </label>0706513746 
<br/><br/><label>Dewey Class. No.: </label>515.64  / V13V