@article{MASLO_1984_34_3_a8,
     author = {Harman, Blahoslav},
     title = {Subadditive maximal ergodic theorem},
     journal = {Mathematica slovaca},
     pages = {307--312},
     year = {1984},
     volume = {34},
     number = {3},
     mrnumber = {756988},
     zbl = {0596.28019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1984_34_3_a8/}
}