@article{JRAM_1855__49_183387,
     author = {G. Oltramare},
     title = {M\'emoire sur la d\'etermination des racines primitives des nombres premiers.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {161--186},
     publisher = {mathdoc},
     volume = {49},
     year = {1855},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1855__49_183387/}
}