@article{IM_1987__87_143416,
     author = {A. Fathi},
     title = {Dehn twists and {pseudo-Anosov} diffeomorphisms.},
     journal = {Inventiones mathematicae},
     pages = {129--152},
     year = {1987},
     volume = {87},
     zbl = {0618.58027},
     url = {http://geodesic.mathdoc.fr/item/IM_1987__87_143416/}
}