%0 Journal Article %A V. V. Kozlov %T Dynamical Systems with Multivalued Integrals on a Torus %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2007 %P 201-218 %V 256 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_2007_256_a9/ %G ru %F TM_2007_256_a9