@article{IVM_1991_9_a6,
     author = {A. K. Ryabogin},
     title = {Conjugate harmonic functions of the {Hardy} class},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {47--53},
     publisher = {mathdoc},
     number = {9},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1991_9_a6/}
}