Fixed point theory : proceedings of a conference held at Sherbrooke, Québec, Canada, June 2-21, 1980 / edited by E. Fadell and G. Fournier. (Lecture notes in mathematics ; 886.)
Fixed point theory : proceedings of a conference held at Sherbrooke, Québec, Canada, June 2-21, 1980 / edited by E. Fadell and G. Fournier.