%0 Journal Article %A Z. Chi %A V. G. Safonov %A A. N. Skiba %T On one application of the theory of $n$-multiply $\sigma$-local formations of finite groups %J Problemy fiziki, matematiki i tehniki %D 2018 %P 85-88 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/PFMT_2018_2_a12/ %G en %F PFMT_2018_2_a12