TY - JOUR AU - M. I. Sumin TI - The perturbation method and a regularization of the Lagrange multiplier rule in convex problems for constrained extremum JO - Trudy Instituta matematiki i mehaniki PY - 2024 SP - 203 EP - 221 VL - 30 IS - 2 UR - http://geodesic.mathdoc.fr/item/TIMM_2024_30_2_a14/ LA - ru ID - TIMM_2024_30_2_a14 ER -