TY - JOUR AU - S. Kh. Aranson TI - Rotation of a field in a theorem on the theory of structurally stable dynamical systems on a torus JO - Doklady Akademii Nauk PY - 1964 SP - 995 EP - 998 VL - 156 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1964_156_5_a1/ LA - ru ID - DAN_1964_156_5_a1 ER -