@Misc{ BraCin17, author = { Brasco, Lorenzo and Cinti, Eleonora }, title = { On fractional Hardy inequalities in convex sets }, journal = { Discrete Contin. Dyn. Syst. Ser. A }, year = { 2017 }, pages = { 25 }, URL = { http://cvgmt.sns.it/paper/3560/ }, note = { cvgmt preprint} }