@article{1214435387, author = {Har'El, Zvi}, title = {Projective mappings and distortion theorems}, journal = {J. Differential Geom.}, volume = {15}, number = {1}, year = {1980}, pages = { 97-106}, language = {en}, url = {http://dml.mathdoc.fr/item/1214435387} }
Har'El, Zvi. Projective mappings and distortion theorems. J. Differential Geom., Tome 15 (1980) no. 1, pp. 97-106. http://gdmltest.u-ga.fr/item/1214435387/