1. Function Spaces and Potential Theory,;D. R. Adams;Springer-Verlag,1966
2. Variational Convergence for Function and Operators,;H. Attouch;Eds. Pitman Advanced Publishing Program,1984
3. Variational and Quasivariational Inequalities: Applications to Free Boundary Value Problems,;C. Baiocchi;Wiley,1984
4. Fundamentals of P.D.E. for Numerical Analysis,;F. Brezzi;In Finite Element Handbook (ed: H. Kardenstuncer and D.H. Norrie),1987
5. Analisi Funzionale,;H. Brezis;Liguori Ed.,1986