@article{JMPA_1876_3_2__331_0,
     author = {Gunther, Sigismond},
     title = {R\'esolution de l'\'equation ind\'etermin\'ee $y^2+ax^2=bz$ en nombres entiers},
     journal = {Journal de Math\'ematiques Pures et Appliqu\'ees},
     pages = {331--341},
     publisher = {Gauthier-Villars},
     volume = {3e s{\'e}rie, 2},
     year = {1876},
     language = {fr},
     url = {http://www.numdam.org/item/JMPA_1876_3_2__331_0/}
}