TY - JOUR AU - M. A. Krasnosel'skii AU - A. V. Pokrovskii TI - Taking account of small perturbations of input signals JO - Doklady Akademii Nauk PY - 1983 SP - 805 EP - 808 VL - 269 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1983_269_4_a7/ LA - ru ID - DAN_1983_269_4_a7 ER -