%0 Journal Article %A M. V. Safonov %T Narrow domains and the Harnack inequality for elliptic equations %J Algebra i analiz %D 2015 %P 220-237 %V 27 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_2015_27_3_a10/ %G en %F AA_2015_27_3_a10