%0 Journal Article %A E. A. Poletskii %T On the removal of singularities of quasi-conformal mappings %J Doklady Akademii Nauk %D 1973 %P 47-49 %V 209 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1973_209_1_a10/ %G ru %F DAN_1973_209_1_a10