TY - JOUR AU - Ryotaro Sato TI - On the individual ergodic theorem for subsequences JO - Studia Mathematica PY - 1973 SP - 31 EP - 35 VL - 45 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-45-1-31-35/ DO - 10.4064/sm-45-1-31-35 LA - en ID - 10_4064_sm_45_1_31_35 ER -