TY - JOUR AU - R. R. Akopian TI - Optimal recovery of an analytic function in a doubly connected domain from its approximately given boundary values JO - Trudy Instituta matematiki i mehaniki PY - 2015 SP - 14 EP - 19 VL - 21 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2015_21_4_a1/ LA - ru ID - TIMM_2015_21_4_a1 ER -