@article{1183424158, author = {Coolidge, J. L.}, title = {Non-Euclidean Geometry}, journal = {Bull. Amer. Math. Soc.}, volume = {24}, number = {3}, year = {1917}, pages = { 461-467}, language = {en}, url = {http://dml.mathdoc.fr/item/1183424158} }
Coolidge, J. L. Non-Euclidean Geometry. Bull. Amer. Math. Soc., Tome 24 (1917) no. 3, pp. 461-467. http://gdmltest.u-ga.fr/item/1183424158/