Summer School on Nonlinear Operators and the Calculus of Variations, Bruxelles, 8-19 Sept., 1975 <br/><br/>
Nonlinear operators and the calculus of variations  / 

 - Berlin:  Springer-Verlag,  1976 
 - 237p. 
 - Lecture notes in Mathematics  543 .
<br/><br/><label>Dewey Class. No.: </label>515.64  / Su955.NO