%0 Journal Article %A David A. Cox %T Picard Numbers of Surfaces in 3-Dimensional Weighted Projective Spaces. %J Mathematische Zeitschrift %D 1989 %P 183-190 %V 201 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1989__201_4_174046/ %F MZ_1989__201_4_174046