TY - JOUR AU - A. I. Kalinin AU - L. I. Lavrinovich TI - Small parameter method in optimization problems of singularly perturbed dynamical systems JO - Trudy Instituta matematiki PY - 2021 SP - 85 EP - 93 VL - 29 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMB_2021_29_1_a7/ LA - ru ID - TIMB_2021_29_1_a7 ER -