@article{JMPA_1895_5_1__443_0,
     author = {Duporcq, Ernest},
     title = {De l'aire plane balay\'ee par un vecteur variable},
     journal = {Journal de Math\'ematiques Pures et Appliqu\'ees},
     pages = {443--465},
     publisher = {Gauthier-Villars},
     volume = {5e s{\'e}rie, 1},
     year = {1895},
     language = {fr},
     url = {http://www.numdam.org/item/JMPA_1895_5_1__443_0/}
}