%0 Journal Article %A Sh. S. Kemkhadze %T On classes of groups of Schmidt type %J Doklady Akademii Nauk %D 1980 %P 26-29 %V 251 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1980_251_1_a6/ %G ru %F DAN_1980_251_1_a6