TY - JOUR AU - I.S. Cohen AU - I. Kaplansky TI - Rings for which every module is a direct sum of cyclic modules. JO - Mathematische Zeitschrift PY - 1951 SP - 97 EP - 101 VL - 54 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1951__54_169212/ ID - MZ_1951__54_169212 ER -