@article{NAM_1842_1_1__33_1,
     author = {Vincent, A. J. H.},
     title = {D\'emonstration du principe fondamental de la trigonom\'etrie sph\'erique},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {33--36},
     publisher = {Carilian-Goeury et Vor Dalmont},
     volume = {1e s{\'e}rie, 1},
     year = {1842},
     language = {fr},
     url = {http://www.numdam.org/item/NAM_1842_1_1__33_1/}
}