@article{GDZPPN002438542,
title = {Picard numbers of surfaces in 3-dimensional weighted projective spaces.},
journal = {Mathematische Zeitschrift},
volume = {207},
year = {1991},
pages = {341-344},
zbl = {0695.14016},
url = {http://dml.mathdoc.fr/item/GDZPPN002438542}
}
Steenbrink, J.H.M.; Jong, A.J. de. Picard numbers of surfaces in 3-dimensional weighted projective spaces.. Mathematische Zeitschrift, Tome 207 (1991) pp. 341-344. http://gdmltest.u-ga.fr/item/GDZPPN002438542/