%0 Journal Article %A Angela Alberico %A Andrea Cianchi %T Borderline sharp estimates for solutions to Neumann problems %J Annales Fennici Mathematici %D 2007 %P 27-53 %V 32 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AFM_2007_32_1_a2/ %G en %F AFM_2007_32_1_a2