TY - JOUR AU - Ya. G. Sinai TI - Spectral properties of ergodic dynamical systems JO - Doklady Akademii Nauk PY - 1963 SP - 1235 EP - 1237 VL - 150 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1963_150_6_a12/ LA - ru ID - DAN_1963_150_6_a12 ER -