%0 Journal Article %A A. V. Kochergin %T Non-degenerate fixed points and mixing in flows on a~2-torus %J Sbornik. Mathematics %D 2003 %P 1195-1224 %V 194 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2003_194_8_a4/ %G en %F SM_2003_194_8_a4