%0 Journal Article %A V. V. Kalashnikov %T Topological classification of quadratic-integrable geodesic flows on a~two-dimensional torus %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1995 %P 200-201 %V 50 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1995_50_1_a7/ %G en %F RM_1995_50_1_a7