[1] C. ALIPRANTIS O. BURKINSHAW: Locally Solid Riesz Spaces. Academic Press, 1978. MR 0493242

[2] C. ALIPRANTIS O. BURKINSHAW: Principles of Real Analysis. North Holland, 1981. MR 0607327

[3] C. ALIPRANTIS D. BROWN: Equilibria in markets with a Riesz space of commodities. Journal of Mathematical Economics 11 (1983), 189-207. MR 0701616

[4] F. BROWDER: The fixed-point theory of multivalued mappings in topological vector spaces. Mathematische Annalen 177 (1968), 283-301. MR 0229101

[5] F. BROWDER: Nonlinear monotone operators and convex sets in Banach spaces. Bulletin of American Mathematical Society 71 (1965), 780-785. MR 0180882 | Zbl 0138.39902

[6] P. HARTMAN G. STAMPACCHIA: On some non-linear elliptic differential-functional equations. Acta Math. 115 (1966), 271-310. MR 0206537

[7] KY FAN: A generalization of Tychonoff's fixed-point theorem. Mathematische Annalen 142 (1961), 305-310. MR 0131268 | Zbl 0093.36701

[8] U. MOSCO: Implicit variational problems and quasi-variational inequalities. in Nonlinear operators and the Calculus of Variations (eds. J. Gossez, E. J. Lami Dozo, J. Mawhin and L. Waelbroeck) (Springer-Verlag, 1976), 83-117. MR 0513202 | Zbl 0346.49003

[9] E. TARAFDAR: Non-linear variational inequalities. Proceedings of the American Mathematical Society 67 (1977), 95-98.