TY - JOUR AU - David A. Cox TI - Picard Numbers of Surfaces in 3-Dimensional Weighted Projective Spaces. JO - Mathematische Zeitschrift PY - 1989 SP - 183 EP - 190 VL - 201 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1989__201_4_174046/ ID - MZ_1989__201_4_174046 ER -