@article{NAM_1853_1_12__126_1,
     author = {Coupy, E.},
     title = {Solution de la question 128},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {126--131},
     year = {1853},
     publisher = {Carilian-Goeury et Vor Dalmont},
     volume = {1e s{\'e}rie, 12},
     language = {fr},
     url = {https://www.numdam.org/item/NAM_1853_1_12__126_1/}
}