Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1912__71_158554, author = {M. Simon}, title = {Bemerkung zur {Nichteuklidischen} {Geometrie}}, journal = {Mathematische Annalen}, pages = {599--599}, publisher = {mathdoc}, volume = {71}, year = {1912}, zbl = {43.0564.04}, url = {http://geodesic.mathdoc.fr/item/MAN_1912__71_158554/} }
M. Simon. Bemerkung zur Nichteuklidischen Geometrie. Mathematische Annalen, Tome 71 (1912), p. 599. http://geodesic.mathdoc.fr/item/MAN_1912__71_158554/