%0 Journal Article %T Weakly compact cardinals and gk-torsionless modules %J Revista colombiana de matematicas %D 2009 %P 139-164 %V 43 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/RCM_2009_43_2_a4/ %F RCM_2009_43_2_a4