@misc{JMPA_1840_1_5__505_0,
     title = {Planche},
     journal = {Journal de Math\'ematiques Pures et Appliqu\'ees},
     pages = {505--505},
     year = {1840},
     publisher = {Gauthier-Villars},
     volume = {1e s{\'e}rie, 5},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/JMPA_1840_1_5__505_0/}
}