TY - JOUR AU - V. Ch. Kudaev TI - Ranks of extrema and structural optimization JO - News of the Kabardin-Balkar scientific center of RAS PY - 2016 SP - 15 EP - 24 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IZKAB_2016_4_a2/ LA - ru ID - IZKAB_2016_4_a2 ER -