TY - JOUR AU - Courter, R.C. TI - Rings All of whose Factor Rings are Semi-Prime JO - Canadian mathematical bulletin PY - 1969 SP - 417 EP - 426 VL - 12 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1969-052-2/ DO - 10.4153/CMB-1969-052-2 ID - 10_4153_CMB_1969_052_2 ER -