@article{MZM_1981_29_3_a9,
     author = {V. V. Andrievskii and V. I. Belyi},
     title = {Approximation of functions in domains with a quasiconformal boundary},
     journal = {Matemati\v{c}eskie zametki},
     pages = {421--430},
     publisher = {mathdoc},
     volume = {29},
     number = {3},
     year = {1981},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1981_29_3_a9/}
}