Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1903__57_158112, author = {M. Lerch}, title = {Zur {Theorie} der {Gau{\ss}schen} {Summen}}, journal = {Mathematische Annalen}, pages = {554--567}, publisher = {mathdoc}, volume = {57}, year = {1903}, zbl = {34.0228.01}, url = {http://geodesic.mathdoc.fr/item/MAN_1903__57_158112/} }
M. Lerch. Zur Theorie der Gaußschen Summen. Mathematische Annalen, Tome 57 (1903), pp. 554-567. http://geodesic.mathdoc.fr/item/MAN_1903__57_158112/