%0 Journal Article %A William D.L. Appling %T Refinement-Unbounded Set Functions and Absolute Continuity. %J Mathematische Zeitschrift %D 1966 %P 140-145 %V 92 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1966__92_170542/ %F MZ_1966__92_170542