%0 Journal Article %A D. V. Anosov %T Some geometrical problems related to the flows on surfaces %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1996 %P 5 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1996_6_a1/ %G ru %F VMUMM_1996_6_a1