@article{JMPA_1905_6_1__333_0,
     author = {P\'epin},
     title = {Relations qui existent entre les formes quadratiques de deux d\'eterminants $D$ et $\mathrm{D}e^2$ {(Disquisitiones,} n{\textdegree} 213 et 214)},
     journal = {Journal de Math\'ematiques Pures et Appliqu\'ees},
     pages = {333--346},
     publisher = {Gauthier-Villars},
     volume = {6e s{\'e}rie, 1},
     year = {1905},
     language = {fr},
     url = {http://www.numdam.org/item/JMPA_1905_6_1__333_0/}
}