%0 Journal Article %A I. N. Safonova %T On one question of A.~N.~Skiba in the theory of $\sigma$-properties of finite groups %J Problemy fiziki, matematiki i tehniki %D 2022 %P 78-83 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/PFMT_2022_1_a11/ %G ru %F PFMT_2022_1_a11