@article{JRAM_1994__450_153614,
     author = {V. Srinivas and L. Barbieri Viale},
     title = {The {N\'eron-Severi} group and the mixed {Hodge} structure on {H2.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {37--42},
     publisher = {mathdoc},
     volume = {450},
     year = {1994},
     zbl = {0790.14011},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1994__450_153614/}
}