%0 Journal Article %A B. I. Plotkin %T On a radical of automorphism groups of a group, with maximality condition %J Doklady Akademii Nauk %D 1960 %P 977-980 %V 130 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_130_5_a5/ %G ru %F DAN_1960_130_5_a5