%0 Journal Article %A F. Sun %A X. Yi %A S. F. Kamornikov %T Criterion of Subnormality in a Finite Group: Reduction to Elementary Binary Partitions %J Trudy Instituta matematiki i mehaniki %D 2020 %P 211-218 %V 26 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMM_2020_26_3_a17/ %G ru %F TIMM_2020_26_3_a17