TY - JOUR AU - W. Rossmann TI - Picard-Lefschetz theory and characters of a semisimple Lie group. JO - Inventiones mathematicae PY - 1995 SP - 579 EP - 612 VL - 121 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM_1995__121_3_144311/ ID - IM_1995__121_3_144311 ER -