TY - JOUR AU - Woods, S. M. TI - Some Results on Semi-Perfect Group Rings JO - Canadian journal of mathematics PY - 1974 SP - 121 EP - 129 VL - 26 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1974-013-x/ DO - 10.4153/CJM-1974-013-x ID - 10_4153_CJM_1974_013_x ER -