@article{NAM_1918_4_18__25_1,
     author = {Bouvaist, R.},
     title = {Sur deux propositions de {Ribaucour} {(Questions} 858, 859)},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {25--30},
     publisher = {Carilian-Goeury et Vor Dalmont},
     volume = {4e s{\'e}rie, 18},
     year = {1918},
     language = {fr},
     url = {http://www.numdam.org/item/NAM_1918_4_18__25_1/}
}