TY - JOUR AU - F. Vetro TI - A note on coverings with special fibres and monodromy group $S_{d}$ JO - Izvestiya. Mathematics PY - 2012 SP - 1110 EP - 1115 VL - 76 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_2012_76_6_a2/ LA - en ID - IM2_2012_76_6_a2 ER -