%0 Journal Article %A Yu. I. Kifer %T On the spectral stability of invariant tori under small random perturbations of dynamical systems %J Doklady Akademii Nauk %D 1977 %P 512-515 %V 235 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1977_235_3_a2/ %G ru %F DAN_1977_235_3_a2