%0 Journal Article %A Gene Abrams %A Jeremy Haefner %T Bounded Picard groups %J Colloquium Mathematicum %D 1997 %P 325-334 %V 72 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-72-2-325-334/ %R 10.4064/cm-72-2-325-334 %G en %F 10_4064_cm_72_2_325_334