TY - JOUR AU - V. I. Maksimov TI - On a modification of the extremal shift method for a second-order differential equation in a Hilbert space JO - Trudy Instituta matematiki i mehaniki PY - 2015 SP - 150 EP - 159 VL - 21 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2015_21_2_a11/ LA - ru ID - TIMM_2015_21_2_a11 ER -