%0 Journal Article %A Ryotaro Sato %T On the individual ergodic theorem for subsequences %J Studia Mathematica %D 1973 %P 31-35 %V 45 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4064/sm-45-1-31-35/ %R 10.4064/sm-45-1-31-35 %G en %F 10_4064_sm_45_1_31_35