@article{10_1090_S0894_0347_02_00395_8,
     author = {Scannell, Kevin and Wolf, Michael},
     title = {The grafting map of {Teichm\"uller} space},
     journal = {Journal of the American Mathematical Society},
     pages = {893--927},
     year = {2002},
     volume = {15},
     number = {4},
     doi = {10.1090/S0894-0347-02-00395-8},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-02-00395-8/}
}