TY - JOUR AU - A. A. Tuganbaev TI - Rings whose quotient rings are all semi-injective JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1980 SP - 261 EP - 262 VL - 35 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1980_35_2_a19/ LA - en ID - RM_1980_35_2_a19 ER -