@article{CLTM_1987_1987_1_a13,
     author = {Gallardo, Diego},
     title = {Teoremas erg\'odicos para ciertas potencias de operadores acotados.},
     journal = {Collectanea mathematica},
     pages = {141-155},
     year = {1987},
     volume = {38},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CLTM_1987_1987_1_a13/}
}