TY - JOUR AU - S. Ya. Serovaǐskiǐ TI - Approximate Solution of Singular Optimization Problems JO - Matematičeskie zametki PY - 2003 SP - 728 EP - 738 VL - 74 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2003_74_5_a8/ LA - ru ID - MZM_2003_74_5_a8 ER -