%0 Journal Article %A Cruz-Uribe, D., SFO %T A new proof of weighted weak-type inequalities for fractional integrals %J Commentationes Mathematicae Universitatis Carolinae %D 2001 %P 481-485 %V 42 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_2001__42_3_a5/ %G en %F CMUC_2001__42_3_a5