1. Free and Moving Boundary Problems;Crank,1984
2. Variational and quasivariationally inequalities;Baiocchi,1984
3. Applications des inequations variationelles en controle stochastique;Bensoussan,1978
4. formes blinearies coercives sur les ensembles convexes;Stampacchia;C.R. Acad. Sci.,1964
5. Variational inequalities;Lions;Comm. Pure Appl. Math.,1967