%0 Journal Article %A Javier Soria %T Optimal bounds of restricted type for the Hardy operator minus the identity on the cone of radially decreasing functions %J Studia Mathematica %D 2010 %P 69-79 %V 197 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4064/sm197-1-6/ %R 10.4064/sm197-1-6 %G en %F 10_4064_sm197_1_6