@article{RSMUP_1965__35_1_65_0,
     author = {Marino, Antonio},
     title = {Su un problema di media ergodica per operatori non permutabili},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {65--70},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {35},
     number = {1},
     year = {1965},
     mrnumber = {182713},
     zbl = {0132.35804},
     language = {it},
     url = {http://archive.numdam.org/item/RSMUP_1965__35_1_65_0/}
}