@article{bwmeta1.element.bwnjournal-article-smv46i1p20bwm,
author = {Ryotaro Sato},
title = {A general ratio ergodic theorem for Abel sums},
journal = {Studia Mathematica},
volume = {48},
year = {1973},
pages = {223-233},
zbl = {0254.47015},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-smv46i1p20bwm}
}
Sato, Ryotaro. A general ratio ergodic theorem for Abel sums. Studia Mathematica, Tome 48 (1973) pp. 223-233. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-smv46i1p20bwm/