TY - JOUR AU - F. Li TI - Regularity of semigroup rings. JO - Semigroup forum PY - 1996 SP - 72 EP - 81 VL - 53 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1996__53_2_135471/ ID - SF_1996__53_2_135471 ER -