%0 Journal Article %A V. N. Popov %T The theory of model Hamiltonians and the functional integration method %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1990 %P 105-129 %V 184 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_1990_184_a2/ %G ru %F TM_1990_184_a2