@article{GDZPPN002066548,
title = {A criterion for a variety to be cone.},
journal = {Commentarii mathematici Helvetici},
volume = {62},
year = {1987},
pages = {417-422},
zbl = {0633.14028},
url = {http://dml.mathdoc.fr/item/GDZPPN002066548}
}
Sommese, Andrew J.; Beltrametti, M. A criterion for a variety to be cone.. Commentarii mathematici Helvetici, Tome 62 (1987) pp. 417-422. http://gdmltest.u-ga.fr/item/GDZPPN002066548/