@article{NAM_1879_2_18__368_0,
     author = {Leinchugel, Arthur},
     title = {Concours d'admission \`a {l'\'Ecole} sp\'eciale militaire (1878). {Deuxi\`eme} question},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {368--369},
     publisher = {Carilian-Goeury et Vor Dalmont},
     volume = {2e s{\'e}rie, 18},
     year = {1879},
     language = {fr},
     url = {http://www.numdam.org/item/NAM_1879_2_18__368_0/}
}