TY - JOUR AU - Skula, Ladislav TI - On certain ideals of the group ring $\bold Z [G]$ JO - Archivum mathematicum PY - 1979 SP - 53 EP - 66 VL - 15 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_1979__15_1_a5/ LA - en ID - ARM_1979__15_1_a5 ER -