@article{DAN_1972_206_3_a2,
     author = {M. G. Lyubarskii},
     title = {Analytic {Levitan} almost periodic functions},
     journal = {Doklady Akademii Nauk},
     pages = {529--531},
     publisher = {mathdoc},
     volume = {206},
     number = {3},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1972_206_3_a2/}
}