@article{ZNSL_2015_434_a4,
     author = {A. V. Vasin},
     title = {Regularity of the {Beurling} transform in smooth domains},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {57--67},
     publisher = {mathdoc},
     volume = {434},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2015_434_a4/}
}