@article{IM_1993__114_1_144160,
     author = {Ciro Ciliberto and A. Lopez and R. Miranda},
     title = {Projective degenerations of {K3} surfaces, {Gaussian} maps and {Fano} threefolds.},
     journal = {Inventiones mathematicae},
     pages = {641--667},
     publisher = {mathdoc},
     volume = {114},
     number = {1},
     year = {1993},
     zbl = {0807.14028},
     url = {http://geodesic.mathdoc.fr/item/IM_1993__114_1_144160/}
}