@article{10_4153_CMB_1991_070_0,
     author = {Ballico, E.},
     title = {On the {Dual} of {Projective} {Varieties}},
     journal = {Canadian mathematical bulletin},
     pages = {433--439},
     year = {1991},
     volume = {34},
     number = {4},
     doi = {10.4153/CMB-1991-070-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1991-070-0/}
}