@article{NAM_1906_4_6__508_0,
     author = {Fonten\'e, G.},
     title = {Sur le cercle p\'edal},
     journal = {Nouvelles annales de math\'ematiques : journal des candidats aux \'ecoles polytechnique et normale},
     pages = {508--509},
     publisher = {Carilian-Goeury et Vor Dalmont},
     volume = {4e s{\'e}rie, 6},
     year = {1906},
     language = {fr},
     url = {http://www.numdam.org/item/NAM_1906_4_6__508_0/}
}