@article{ASENS_1893_3_10__65_0,
     author = {Riquier.},
     title = {De l'existence des int\'egrales dans un syst\`eme diff\'erentiel quelconque},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {65--86},
     publisher = {Elsevier},
     volume = {3e s{\'e}rie, 10},
     year = {1893},
     doi = {10.24033/asens.383},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/asens.383/}
}