@article{1077312238,
author = {Earle, Clifford J.},
title = {The Teichm\"uller distance is differentiable},
journal = {Duke Math. J.},
volume = {44},
number = {1},
year = {1977},
pages = { 389-397},
language = {en},
url = {http://dml.mathdoc.fr/item/1077312238}
}
Earle, Clifford J. The Teichmüller distance is differentiable. Duke Math. J., Tome 44 (1977) no. 1, pp. 389-397. http://gdmltest.u-ga.fr/item/1077312238/