%0 Journal Article %A W. Orlicz %A R. UrbaƄski %T Total variation of a set-valued measure %J Commentationes Mathematicae %D 1983 %P 85-89 %V 23 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/cm.v23i1.6040/ %R 10.14708/cm.v23i1.6040 %G pl %F 10_14708_cm_v23i1_6040