@article{1102783916, author = {Burbea, Jacob}, title = {The Schwarzian derivative and the Poincar\'e metric.}, journal = {Pacific J. Math.}, volume = {85}, number = {2}, year = {1979}, pages = { 345-354}, language = {en}, url = {http://dml.mathdoc.fr/item/1102783916} }
Burbea, Jacob. The Schwarzian derivative and the Poincaré metric.. Pacific J. Math., Tome 85 (1979) no. 2, pp. 345-354. http://gdmltest.u-ga.fr/item/1102783916/