@article{PM_1994_1994_1_a27,
     author = {Sato, Ryotaro},
     title = {Teorema erg\'odico puntual para semigrupos multiparam\'etricos.},
     journal = {Publicacions matem\`atiques},
     pages = {81-87},
     publisher = {mathdoc},
     volume = {38},
     number = {1},
     year = {1994},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PM_1994_1994_1_a27/}
}