%0 Journal Article %A S. Weis %T Duality of Non-Exposed Faces %J Journal of convex analysis %D 2012 %P 815-835 %V 19 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/JCA_2012_19_3_JCA_2012_19_3_a9/ %F JCA_2012_19_3_JCA_2012_19_3_a9