%0 Journal Article %A S. A. Fedotov %A M. B. Shirshov %T Method of functional integration in the investigation of dynamics of the model Hamiltonians %J Zapiski Nauchnykh Seminarov POMI %D 1985 %P 173-187 %V 145 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1985_145_a11/ %G ru %F ZNSL_1985_145_a11