%0 Journal Article %A Elster, Karl-Heinz %A Nehse, Reinhard %T Separation of two convex sets by operators %J Commentationes Mathematicae Universitatis Carolinae %D 1978 %P 191-206 %V 19 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1978__19_1_a18/ %G en %F CMUC_1978__19_1_a18