@article{10_1090_S0894_0347_1991_1092845_5,
     author = {Bertram, Aaron and Ein, Lawrence and Lazarsfeld, Robert},
     title = {Vanishing theorems, a theorem of {Severi,} and the equations defining projective varieties},
     journal = {Journal of the American Mathematical Society},
     pages = {587--602},
     publisher = {mathdoc},
     volume = {04},
     number = {3},
     year = {1991},
     doi = {10.1090/S0894-0347-1991-1092845-5},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-1991-1092845-5/}
}