@article{NAM_1856_1_15__354_0,
     author = {Rouch\'e, Eug\`ene},
     title = {Th\'eor\`eme de {Legendre} et de {M.} {P.} {Serret} sur le triangle sph\'erique},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {354--356},
     publisher = {Carilian-Goeury et Vor Dalmont},
     volume = {1e s{\'e}rie, 15},
     year = {1856},
     language = {fr},
     url = {http://www.numdam.org/item/NAM_1856_1_15__354_0/}
}