TY - JOUR AU - S. Kh. Aranson TI - On some arithmetic properties of dynamical systems on two-dimensional manifolds JO - Doklady Akademii Nauk PY - 1975 SP - 265 EP - 268 VL - 222 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1975_222_2_a0/ LA - ru ID - DAN_1975_222_2_a0 ER -