@article{IM_1987__87_143424,
     author = {N. Mestrano},
     title = {Conjecture de {Franchetta} forte.},
     journal = {Inventiones mathematicae},
     pages = {365--376},
     publisher = {mathdoc},
     volume = {87},
     year = {1987},
     zbl = {0585.14011},
     url = {http://geodesic.mathdoc.fr/item/IM_1987__87_143424/}
}