%0 Journal Article %A I. A. Volynets %T Distortion theorems for mappings of class $BL$ %J Doklady Akademii Nauk %D 1973 %P 16-18 %V 213 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1973_213_1_a2/ %G ru %F DAN_1973_213_1_a2