@article{JMPA_1868_2_13__59_0,
     author = {Sarrau, \'Emile},
     title = {Sur la propagation et la polarisation de la lumi\`ere dans les cristaux; second {M\'emoire}},
     journal = {Journal de Math\'ematiques Pures et Appliqu\'ees},
     pages = {59--110},
     publisher = {Gauthier-Villars},
     volume = {2e s{\'e}rie, 13},
     year = {1868},
     language = {fr},
     url = {http://www.numdam.org/item/JMPA_1868_2_13__59_0/}
}