@article{NAM_1857_1_16__202_1, author = {de Lafitte, P.}, title = {Neuf th\'eor\`emes de g\'eom\'etrie segmentaire}, journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale}, pages = {202--207}, publisher = {Carilian-Goeury et Vor Dalmont}, volume = {1e s{\'e}rie, 16}, year = {1857}, language = {fr}, url = {http://archive.numdam.org/item/NAM_1857_1_16__202_1/} }