%0 Journal Article %A S. A. Fedotov %T Evolution operator and the dynamics of model systems %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1990 %P 130-158 %V 184 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_1990_184_a3/ %G ru %F TM_1990_184_a3