@article{1178241235,
author = {Sat\=o, Ry\=otar\=o},
title = {Ergodic theorems for semi-groups in $L\_{p}$, $1<p<\infty $},
journal = {Tohoku Math. J. (2)},
volume = {26},
number = {4},
year = {1974},
pages = { 73-76},
language = {en},
url = {http://dml.mathdoc.fr/item/1178241235}
}
Satō, Ryōtarō. Ergodic theorems for semi-groups in $L_{p}$, $1