%0 Journal Article %A G. K. Antonyuk %T Covering of areas for functions regular within a ring %J Doklady Akademii Nauk %D 1957 %P 9-10 %V 114 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_114_1_a0/ %G ru %F DAN_1957_114_1_a0