@article{IM_1985__82_143277,
     author = {T. Kohno},
     title = {Serie de {Poincar\'e-Koszul} associ\'ee aux groupes de tresses pures.},
     journal = {Inventiones mathematicae},
     pages = {57--76},
     year = {1985},
     volume = {82},
     zbl = {0574.55009},
     url = {http://geodesic.mathdoc.fr/item/IM_1985__82_143277/}
}