%0 Journal Article %A M. Ehrlich %T A theorem of Borsuk-Ulam type for multifunctions %J Fundamenta Mathematicae %D 1979 %P 203-208 %V 102 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-102-3-203-208/ %R 10.4064/fm-102-3-203-208 %G en %F 10_4064_fm_102_3_203_208