@article{ASENS_1936_3_53__83_0,
     author = {Marty, F.},
     title = {Sur les groupes et hypergroupes attaches \`a une fraction rationnelle},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {83--123},
     publisher = {Elsevier},
     volume = {3e s{\'e}rie, 53},
     year = {1936},
     doi = {10.24033/asens.854},
     zbl = {0014.10403},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.24033/asens.854/}
}