@article{NAM_1851_1_10__316_0,
     author = {Jullien},
     title = {Solution des questions 230 et 231},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {316--317},
     publisher = {Bachelier},
     volume = {1e s{\'e}rie, 10},
     year = {1851},
     language = {fr},
     url = {http://www.numdam.org/item/NAM_1851_1_10__316_0/}
}