@article{CMUC_1980__21_2_a16,
     author = {Dvure\v{c}enskij, Anatolij and Rie\v{c}an, Beloslav},
     title = {On the individual ergodic theorem on a logic},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {385--391},
     publisher = {mathdoc},
     volume = {21},
     number = {2},
     year = {1980},
     mrnumber = {580693},
     zbl = {0443.28014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1980__21_2_a16/}
}