TY - JOUR AU - Kuan, Wei-Eihn TI - An Addendum to Ideals and Higher Derivations in Commutative Rings JO - Canadian journal of mathematics PY - 1977 SP - 65 EP - 70 VL - 29 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1977-005-x/ DO - 10.4153/CJM-1977-005-x ID - 10_4153_CJM_1977_005_x ER -