%0 Journal Article %A Spakowski, Andrzej %T On approximation by step multifunctions without compactness conditions %J Časopis pro pěstování matematiky %D 1990 %P 225-231 %V 115 %N 3 %U http://geodesic.mathdoc.fr/articles/10.21136/CPM.1990.118397/ %R 10.21136/CPM.1990.118397 %G en %F 10_21136_CPM_1990_118397