@article{IM2_1990_34_2_a11,
     author = {V. V. Andrievskii},
     title = {A~constructive characterization of harmonic functions in domains with quasiconformal boundaries},
     journal = {Izvestiya. Mathematics},
     pages = {441--454},
     year = {1990},
     volume = {34},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1990_34_2_a11/}
}