%0 Journal Article %A A. I. Likhtman %T Normal subgroups of the multiplicative group of a skew field %J Doklady Akademii Nauk %D 1963 %P 812-815 %V 152 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1963_152_4_a10/ %G ru %F DAN_1963_152_4_a10