@article{10_4064_sm_107_3_257_272, author = {Richard L. Wheeden}, title = {A characterization of some weighted norm inequalities for the fractional maximal function}, journal = {Studia Mathematica}, pages = {257--272}, year = {1993}, volume = {107}, number = {3}, doi = {10.4064/sm-107-3-257-272}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-107-3-257-272/} }