@article{IVM_1985_12_a10,
     author = {S. G. Samko and A. Ya. Yakubov},
     title = {Zygmund estimate for moduli of continuity of fractional order of a~conjugate function},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {49--53},
     publisher = {mathdoc},
     number = {12},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1985_12_a10/}
}