@article{DAN_1973_212_2_a3,
     author = {I. I. Ibragimov and N. I. Nagnibida and T. S. Shmata},
     title = {On a basis of the space of functions analytic in an annulus},
     journal = {Doklady Akademii Nauk},
     pages = {284--287},
     publisher = {mathdoc},
     volume = {212},
     number = {2},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_212_2_a3/}
}