@article{AMPA_1826-1827__17__285_0,
     author = {Steiner and Gergonne},
     title = {G\'eom\'etrie pure. {Th\'eorie} g\'en\'erale des contacts et des intersections des cercles},
     journal = {Annales de math\'ematiques pures et appliqu\'ees},
     pages = {285--315},
     publisher = {Bachelier, gendre Courcier, Libraire pour les Math\'ematiques},
     address = {Paris},
     volume = {17},
     year = {1826-1827},
     language = {fr},
     url = {http://archive.numdam.org/item/AMPA_1826-1827__17__285_0/}
}