@article{IM2_2009_73_5_a5,
     author = {V. M. Miklyukov},
     title = {On {Harnack's} inequality for almost solutions of elliptic equations},
     journal = {Izvestiya. Mathematics },
     pages = {1023--1031},
     publisher = {mathdoc},
     volume = {73},
     number = {5},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2009_73_5_a5/}
}