TY - JOUR AU - E. R. Lorch TI - Convexity And Normed Spaces JO - Publications de l'Institut Mathématique PY - 1952 SP - 109 VL - _S_S_IV IS - 04 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PIM_1952_S_S_IV_04_a10/ ID - PIM_1952_S_S_IV_04_a10 ER -