%0 Journal Article %A Krzysztof Bogdan %A Paweł Sztonyk %T Estimates of the potential kernel and Harnack's inequality for the anisotropic fractional Laplacian %J Studia Mathematica %D 2007 %P 101-123 %V 181 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm181-2-1/ %R 10.4064/sm181-2-1 %G en %F 10_4064_sm181_2_1