@article{bwmeta1.element.bwnjournal-article-smv45i1p3bwm,
author = {Ryotaro Sato},
title = {On the individual ergodic theorem for subsequences},
journal = {Studia Mathematica},
volume = {48},
year = {1973},
pages = {31-35},
zbl = {0219.47009},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-smv45i1p3bwm}
}
Sato, Ryotaro. On the individual ergodic theorem for subsequences. Studia Mathematica, Tome 48 (1973) pp. 31-35. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-smv45i1p3bwm/