TY - JOUR AU - A. I. Likhtman TI - Normal subgroups of the multiplicative group of a skew field JO - Doklady Akademii Nauk PY - 1963 SP - 812 EP - 815 VL - 152 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1963_152_4_a10/ LA - ru ID - DAN_1963_152_4_a10 ER -