@article{JMPA_1838_1_3__342_0,
     author = {Liouville, J.},
     title = {Note sur la {Th\'eorie} de la {Variation} des constantes arbitraires},
     journal = {Journal de Math\'ematiques Pures et Appliqu\'ees},
     pages = {342--349},
     publisher = {Gauthier-Villars},
     volume = {1e s{\'e}rie, 3},
     year = {1838},
     language = {fr},
     url = {http://www.numdam.org/item/JMPA_1838_1_3__342_0/}
}