TY - JOUR AU - Luh, Jiang TI - On reflective ideals of a ring and of a semigroup JO - Portugaliae mathematica PY - 1961 SP - 119 EP - 125 VL - 20 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PORMA_1961__20_2_114857/ LA - en ID - PORMA_1961__20_2_114857 ER -