%0 Journal Article %A V. I. Semenov %T On the representation by composition of certain classes of mappings %J Doklady Akademii Nauk %D 1978 %P 54-55 %V 239 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1978_239_1_a11/ %G ru %F DAN_1978_239_1_a11