@article{JMPA_1878_3_4__63_0,
     author = {Clausius, R.},
     title = {Sur la d\'eduction d'un nouveau principe {d'\'Electrodynamique}},
     journal = {Journal de Math\'ematiques Pures et Appliqu\'ees},
     pages = {63--118},
     publisher = {Gauthier-Villars},
     volume = {3e s{\'e}rie, 4},
     year = {1878},
     language = {fr},
     url = {http://www.numdam.org/item/JMPA_1878_3_4__63_0/}
}