TY - JOUR AU - Kanev, V. TI - Principal polarizations of Prym-Tjurin varieties JO - Compositio Mathematica PY - 1987 SP - 243 EP - 270 VL - 64 IS - 3 PB - Martinus Nijhoff Publishers UR - http://www.numdam.org/item/CM_1987__64_3_243_0/ LA - en ID - CM_1987__64_3_243_0 ER -