@article{MZM_2014_96_6_a13,
     author = {Yu. I. Kharkevich and T. A. Stepanyuk},
     title = {Approximation {Properties} of {Poisson} {Integrals} for the {Classes~}$C^{\psi}_{\beta}H^{\alpha}$},
     journal = {Matemati\v{c}eskie zametki},
     pages = {939--952},
     publisher = {mathdoc},
     volume = {96},
     number = {6},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2014_96_6_a13/}
}