%0 Journal Article %A E. V. Martyanov %T Conservation of factorizability of $G$-spaces by equivariant mappings %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 2020 %P 56-59 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_2020_1_a7/ %G ru %F VMUMM_2020_1_a7