@article{NAM_1877_2_16__241_0,
     author = {Righi, Auguste},
     title = {Nouveaux th\'eor\`emes de g\'eom\'etrie projective},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {241--249},
     publisher = {Carilian-Goeury et Vor Dalmont},
     volume = {2e s{\'e}rie, 16},
     year = {1877},
     language = {fr},
     url = {http://www.numdam.org/item/NAM_1877_2_16__241_0/}
}