%0 Journal Article %A Ya. G. Berkovich %T Subgroups, normal divisors and epimorphic images of a finite $p$-group %J Doklady Akademii Nauk %D 1969 %P 499-501 %V 187 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1969_187_3_a4/ %G ru %F DAN_1969_187_3_a4