%0 Journal Article %A L. Vesely %A L. Zajícek %T On Extensions of D. C. Functions and Convex Functions %J Journal of convex analysis %D 2010 %P 427-44 %V 17 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/JCA_2010_17_2_JCA_2010_17_2_a4/ %F JCA_2010_17_2_JCA_2010_17_2_a4