TY - JOUR AU - E. Beutner TI - On the Closedness of the Sum of Closed Convex Cones in Reflexive Banach Spaces JO - Journal of convex analysis PY - 2007 SP - 99 EP - 102 VL - 14 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JCA_2007_14_1_JCA_2007_14_1_a6/ ID - JCA_2007_14_1_JCA_2007_14_1_a6 ER -