%0 Journal Article %A S. I. Adian %T On the simplicity of periodic products of groups %J Doklady Akademii Nauk %D 1978 %P 745-748 %V 241 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1978_241_4_a0/ %G ru %F DAN_1978_241_4_a0