Nonlocal Harnack inequalities
(with A. Di Castro and T. Kuusi), J. Funct. Anal., 267 (2014), No. 6, 1807–1836.
Institut Mittag-Leffler Preprint Series (2013/2014), No. 30, ISSN 1103-467X.
download preprint (Institut Mittag-Leffler Preprint Series (2013/2014), No. 30, ISSN 1103-467X)