%0 Journal Article %A I. V. Shragin %T Conditions for measurability of superpositions %J Doklady Akademii Nauk %D 1971 %P 295-298 %V 197 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1971_197_2_a12/ %G ru %F DAN_1971_197_2_a12