@article{BSMF_1933__61__95_0,
author = {Delens, P. C.},
title = {G\'eom\'etrie conforme des congruences de courbes},
journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
volume = {61},
year = {1933},
pages = {95-127},
doi = {10.24033/bsmf.1199},
zbl = {0007.07901},
language = {fr},
url = {http://dml.mathdoc.fr/item/BSMF_1933__61__95_0}
}
Delens, Paul. Géométrie conforme des congruences de courbes. Bulletin de la Société Mathématique de France, Tome 61 (1933) pp. 95-127. doi : 10.24033/bsmf.1199. http://gdmltest.u-ga.fr/item/BSMF_1933__61__95_0/