@article{IM2_2012_76_6_a2,
     author = {F. Vetro},
     title = {A note on coverings with special fibres and monodromy group $S_{d}$},
     journal = {Izvestiya. Mathematics},
     pages = {1110--1115},
     year = {2012},
     volume = {76},
     number = {6},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2012_76_6_a2/}
}