TY - JOUR AU - Robert Lazarsfeld AU - Terence Gaffney TI - On the Ramification of Branched Coverings of IPn. JO - Inventiones mathematicae PY - 1980 SP - 53 EP - 58 VL - 59 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM_1980__59_142728/ ID - IM_1980__59_142728 ER -