@article{AMPA_1828-1829__19__114_1,
     author = {Gergonne},
     title = {G\'eom\'etrie de situation. {Double} th\'eor\`eme de g\'eom\'etrie \`a trois dimensions},
     journal = {Annales de math\'ematiques pures et appliqu\'ees},
     pages = {114--119},
     publisher = {Bachelier, gendre Courcier, Libraire pour les Math\'ematiques},
     address = {Paris},
     volume = {19},
     year = {1828-1829},
     language = {fr},
     url = {http://archive.numdam.org/item/AMPA_1828-1829__19__114_1/}
}