@article{GDZPPN002110830, title = {The number of reducible hypersurfaces in a pencil.}, journal = {Inventiones mathematicae}, volume = {114}, year = {1993}, pages = {247-262}, zbl = {0799.14024}, url = {http://dml.mathdoc.fr/item/GDZPPN002110830} }
Vistoli, Angelo. The number of reducible hypersurfaces in a pencil.. Inventiones mathematicae, Tome 114 (1993) pp. 247-262. http://gdmltest.u-ga.fr/item/GDZPPN002110830/