TY - JOUR AU - Batho, Edward H. TI - A note on a theorem of I.S. Cohen JO - Portugaliae mathematica PY - 1959 SP - 187 EP - 192 VL - 18 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PORMA_1959__18_4_114824/ LA - en ID - PORMA_1959__18_4_114824 ER -