@article{ASENS_1951_3_68__327_0,
     author = {L\'evy, Paul},
     title = {Syst\`emes markoviens et stationnaires. {Cas} d\'enombrable},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {327--381},
     publisher = {Elsevier},
     volume = {3e s{\'e}rie, 68},
     year = {1951},
     doi = {10.24033/asens.993},
     mrnumber = {13,959c},
     zbl = {0044.33803},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/asens.993/}
}