@article{10_4064_sm_39_2_113_117,
     author = {D. Leviatan and M. Ramanujan},
     title = {A generalization of the mean ergodic theorem},
     journal = {Studia Mathematica},
     pages = {113--117},
     year = {1971},
     volume = {39},
     number = {2},
     doi = {10.4064/sm-39-2-113-117},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-39-2-113-117/}
}