@article{ASENS_1952_3_69__203_0,
     author = {L\'evy, Paul},
     title = {Compl\'ement \`a l'\'etude des processus de Markoff},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     publisher = {Elsevier},
     volume = {3e s{\'e}rie, 69},
     year = {1952},
     pages = {203-212},
     doi = {10.24033/asens.1000},
     zbl = {0048.36203},
     mrnumber = {14,663d},
     language = {fr},
     url = {http://www.numdam.org/item/ASENS_1952_3_69__203_0}
}

Lévy, Paul. Complément à l'étude des processus de Markoff. Annales scientifiques de l'École Normale Supérieure, Serie 3, Volume 69 (1952) pp. 203-212. doi : 10.24033/asens.1000. http://www.numdam.org/item/ASENS_1952_3_69__203_0/