%0 Journal Article %A ERLING FOLNER %T Generalization of a theorem of Bogolioùboff to topological groups. With an appendix on Banach mean values in nonabelian groups %J Mathematica Scandinavica %D 1954 %P 5-18 %V 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1954__2_165515/ %F MS2_1954__2_165515