TY - JOUR AU - Kolomý, Josef TI - A note on Banach spaces and sub differentials of convex functions JO - Acta Universitatis Carolinae. Mathematica et Physica PY - 1992 SP - 73 EP - 83 VL - 33 IS - 2 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/item/AUCMP_1992__33_2_a9/ LA - en ID - AUCMP_1992__33_2_a9 ER -