@article{1102912477, author = {Sat\=o, Ry\=otar\=o}, title = {An Abel-maximal ergodic theorem for semi-groups.}, journal = {Pacific J. Math.}, volume = {55}, number = {2}, year = {1974}, pages = { 543-547}, language = {en}, url = {http://dml.mathdoc.fr/item/1102912477} }
Satō, Ryōtarō. An Abel-maximal ergodic theorem for semi-groups.. Pacific J. Math., Tome 55 (1974) no. 2, pp. 543-547. http://gdmltest.u-ga.fr/item/1102912477/