Barbu, V. <br/><br/>
Optimal control of variational inequalities   
by V Barbu 
 - Boston  Pitman Advanced Publishing Program  1984 
 - 298p 
 - Research notes in mathematics .
<br/><br/><label>ISBN: </label>0273086294 
<br/><br/><label>Dewey Class. No.: </label>515.64015197  / N84 (MA)