@Article{ DiCKuuPal14a, author = { Di Castro, Agnese and Kuusi, Tuomo and Palatucci, Giampiero }, title = { Nonlocal Harnack inequalities }, journal = { J. Funct. Anal. }, year = { 2014 }, doi = { 10.1016/j.jfa.2014.05.023 }, volume = { 267 }, number = { 6 }, pages = { 1807–1836 }, URL = { http://cvgmt.sns.it/paper/2385/ }, note = { cvgmt preprint} }