TY  - JOUR
AU  - Coleman, D. B.
TI  - On Group Rings
JO  - Canadian journal of mathematics
PY  - 1970
SP  - 249
EP  - 254
VL  - 22
IS  - 2
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1970-032-3/
DO  - 10.4153/CJM-1970-032-3
ID  - 10_4153_CJM_1970_032_3
ER  -