@article{ASENS_1881_2_10__305_0,
     author = {Picard, \'Emile},
     title = {Sur une extension aux fonctions de deux variables du probl\`eme de {Riemann} relatif aux fonctions hyperg\'eom\'etriques},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {305--322},
     publisher = {Elsevier},
     volume = {2e s{\'e}rie, 10},
     year = {1881},
     doi = {10.24033/asens.203},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/asens.203/}
}