@article{NAM_1927_6_2__320_1,
     author = {Marchand, J.},
     title = {Sur un th\'eor\`eme de {Steiner}},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {320--325},
     publisher = {Carilian-Goeury et Vor Dalmont},
     volume = {6e s{\'e}rie, 2},
     year = {1927},
     language = {fr},
     url = {http://www.numdam.org/item/NAM_1927_6_2__320_1/}
}