%0 Journal Article %A A. V. Rozhkov %T AT-groups that are not AT-subgroups: Transition from $AT_{\omega}$-groups to $AT_{\Omega}$-groups %J Trudy Instituta matematiki i mehaniki %D 2022 %P 218-231 %V 28 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMM_2022_28_1_a14/ %G ru %F TIMM_2022_28_1_a14