TY - JOUR AU - Adjaero, Isabelle AU - Spiegel, Eugene TI - On the Uniqueness of the Coefficient Ring in a Group Ring JO - Canadian journal of mathematics PY - 1983 SP - 654 EP - 673 VL - 35 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1983-037-0/ DO - 10.4153/CJM-1983-037-0 ID - 10_4153_CJM_1983_037_0 ER -