@article{DAN_1971_197_2_a10,
     author = {Z. D. Usmanov},
     title = {A boundary value problem for generalized analytic functions with a fixed singular point},
     journal = {Doklady Akademii Nauk},
     pages = {288--291},
     publisher = {mathdoc},
     volume = {197},
     number = {2},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1971_197_2_a10/}
}