%0 Journal Article %A Sanjo Zlobec %T Characterizing Optimality in Nonconvex Optimization: Addendum %J Yugoslav journal of operations research %D 1992 %P 69 %V 2 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/YJOR_1992_2_1_a5/ %G en %F YJOR_1992_2_1_a5