TY - JOUR AU - M. A. Veliev AU - Ya. D. Mamedov TI - Stability of the solutions to differential equations with a nonlinear potential operator in Hilbert space JO - Doklady Akademii Nauk PY - 1973 SP - 21 EP - 24 VL - 208 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1973_208_1_a3/ LA - ru ID - DAN_1973_208_1_a3 ER -