%0 Journal Article %A S. Kh. Aranson %T Rotation of a field in a theorem on the theory of structurally stable dynamical systems on a torus %J Doklady Akademii Nauk %D 1964 %P 995-998 %V 156 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_156_5_a1/ %G ru %F DAN_1964_156_5_a1