%0 Journal Article %A E. Ernst %A M. Théra %T Global Maximum of a Convex Function: Necessary and Sufficient Conditions %J Journal of convex analysis %D 2006 %P 687-694 %V 13 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/JCA_2006_13_3_JCA_2006_13_3_a11/ %F JCA_2006_13_3_JCA_2006_13_3_a11