%0 Journal Article %A E. A. Reznichenko %A O. V. Sipacheva %T Properties of Fr\'echet--Uryson type in topological spaces, groups and locally convex spaces %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1999 %P 32-38 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1999_3_a8/ %G ru %F VMUMM_1999_3_a8