%0 Journal Article %A Anedda, Claudia %A Porru, Giovanni %T Second-order boundary estimates for solutions to singular elliptic equations in borderline cases %J Electronic journal of differential equations %D 2011 %V 2011 %U http://geodesic.mathdoc.fr/item/EJDE_2011__2011__a73/ %G en %F EJDE_2011__2011__a73