TY - JOUR AU - A. V. Chernov TI - Preservation of the global solvability of a first-kind operator equation with controlled additional nonlinearity JO - Itogi nauki i tehniki. Sovremennaâ matematika i eë priloženiâ. Tematičeskie obzory PY - 2021 SP - 131 EP - 141 VL - 192 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/INTO_2021_192_a14/ LA - ru ID - INTO_2021_192_a14 ER -