TY - JOUR AU - Dino J. Lorenzini TI - The characteristic polynomial of a monodromy transformation attached to a family of curves. JO - Commentarii mathematici Helvetici PY - 1993 SP - 111 EP - 137 VL - 68 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMH_1993__68_2_140296/ ID - CMH_1993__68_2_140296 ER -