@article{NAM_1901_4_1__1_0, author = {Ces\`aro, Ernest}, title = {Sur la d\'etermination des foyers des coniques}, journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale}, pages = {1--9}, publisher = {Carilian-Goeury et Vor Dalmont}, volume = {4e s{\'e}rie, 1}, year = {1901}, language = {fr}, url = {http://archive.numdam.org/item/NAM_1901_4_1__1_0/} }