@article{1183419377, author = {Cowley, E. B.}, title = {Review: Heinrich Liebmann, Nichteuklidische Geometrie}, journal = {Bull. Amer. Math. Soc.}, volume = {14}, number = {3}, year = {1907}, pages = { 511-512}, language = {en}, url = {http://dml.mathdoc.fr/item/1183419377} }
Cowley, E. B. Review: Heinrich Liebmann, Nichteuklidische Geometrie. Bull. Amer. Math. Soc., Tome 14 (1907) no. 3, pp. 511-512. http://gdmltest.u-ga.fr/item/1183419377/