@article{NAM_1887_3_6__369_0,
     author = {De Cr\`es, R.},
     title = {Solution de la question du concours d'admission \`a {l'\'Ecole} normale (1886)},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {369--372},
     publisher = {Carilian-Goeury et Vor Dalmont},
     volume = {3e s{\'e}rie, 6},
     year = {1887},
     language = {fr},
     url = {http://archive.numdam.org/item/NAM_1887_3_6__369_0/}
}