%0 Journal Article %A I. B. Oshkin %T On continuous extension of functions normal on subgroups to points of the maximal ideal space of the algebra $H^\infty$ %J Doklady Akademii Nauk %D 1981 %P 1306-1308 %V 259 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1981_259_6_a5/ %G ru %F DAN_1981_259_6_a5