%0 Journal Article %A S. Traore %A M. Volle %T On the level sum of two convex functions on Banach spaces %J Journal of convex analysis %D 1996 %P 141-152 %V 3 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/JCA_1996_3_1_a9/ %F JCA_1996_3_1_a9