TY - JOUR AU - ERLING FOLNER TI - Generalization of a theorem of Bogolioùboff to topological groups. With an appendix on Banach mean values in nonabelian groups JO - Mathematica Scandinavica PY - 1954 SP - 5 EP - 18 VL - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MS2_1954__2_165515/ ID - MS2_1954__2_165515 ER -