TY - JOUR AU - V. N. Gerasimov TI - The group of units of a~free product of rings JO - Sbornik. Mathematics PY - 1989 SP - 41 EP - 63 VL - 62 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1989_62_1_a2/ LA - en ID - SM_1989_62_1_a2 ER -