@article{IM_1987__87_143432,
     author = {D. Eisenbud and J. Harris},
     title = {When {Ramification} points meet.},
     journal = {Inventiones mathematicae},
     pages = {485--494},
     publisher = {mathdoc},
     volume = {87},
     year = {1987},
     zbl = {0606.14008},
     url = {http://geodesic.mathdoc.fr/item/IM_1987__87_143432/}
}