TY - JOUR AU - M. L. Byalyi AU - L. V. Polterovich TI - Geodesic flows on the two-dimensional torus and phase transitions ``commensurability-noncommensurability'' JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1986 SP - 9 EP - 16 VL - 20 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1986_20_4_a1/ LA - ru ID - FAA_1986_20_4_a1 ER -