%0 Journal Article %A Danuta Rozpłoch-Nowakowska %T Equivariant maps of joins of finite G-sets and an application to critical point theory %J Annales Polonici Mathematici %D 1991 %P 195-211 %V 56 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-56-2-195-211/ %R 10.4064/ap-56-2-195-211 %G en %F 10_4064_ap_56_2_195_211