TY - JOUR AU - Sanjo Zlobec TI - Characterizing Optimality in Nonconvex Optimizationi JO - Yugoslav journal of operations research PY - 1991 SP - 3 VL - 1 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/YJOR_1991_1_1_a0/ LA - en ID - YJOR_1991_1_1_a0 ER -