%0 Journal Article %A M. A. Veliev %A Ya. D. Mamedov %T Stability of the solutions to differential equations with a nonlinear potential operator in Hilbert space %J Doklady Akademii Nauk %D 1973 %P 21-24 %V 208 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1973_208_1_a3/ %G ru %F DAN_1973_208_1_a3