@article{NAM_1914_4_14__97_0,
     author = {Balitrand, F.},
     title = {Sur les courbes de {Duporcq} et de {Mannheim}},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {97--106},
     publisher = {Carilian-Goeury et Vor Dalmont},
     volume = {4e s{\'e}rie, 14},
     year = {1914},
     language = {fr},
     url = {http://www.numdam.org/item/NAM_1914_4_14__97_0/}
}