@article{MM2_1996__89_3_156177,
     author = {Michele Rossi},
     title = {The infinitesimal and generalized {Hodge} {Conjecture} for some families of sextic threefolds.},
     journal = {Manuscripta mathematica},
     pages = {511--544},
     publisher = {mathdoc},
     volume = {89},
     number = {3},
     year = {1996},
     zbl = {0857.14005},
     url = {http://geodesic.mathdoc.fr/item/MM2_1996__89_3_156177/}
}