TY - JOUR AU - Hiroaki Terao TI - Generalized Exponents of a Free Arrangement of Hyperplanes and Shepherd-Todd-Brieskorn Formula. JO - Inventiones mathematicae PY - 1981 SP - 159 EP - 180 VL - 63 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM_1981__63_142794/ ID - IM_1981__63_142794 ER -