@article{1183494560,
author = {Lasley, J. W.},
title = {Penosculating conics of a plane curve},
journal = {Bull. Amer. Math. Soc.},
volume = {37},
number = {12},
year = {1931},
pages = { 76-82},
language = {en},
url = {http://dml.mathdoc.fr/item/1183494560}
}
Lasley, J. W. Penosculating conics of a plane curve. Bull. Amer. Math. Soc., Tome 37 (1931) no. 12, pp. 76-82. http://gdmltest.u-ga.fr/item/1183494560/