@incollection{MSMF_1973__35__7_0,
     author = {Conze, Jean-Pierre},
     title = {Convergence des moyennes ergodiques pour des sous-suites},
     booktitle = {Contributions au calcul des probabilit\'es},
     series = {M\'emoires de la Soci\'et\'e Math\'ematique de France},
     pages = {7--15},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {35},
     year = {1973},
     doi = {10.24033/msmf.113},
     mrnumber = {56 #12226},
     zbl = {0285.28017},
     url = {http://archive.numdam.org/articles/10.24033/msmf.113/}
}