@article{DAN_1979_246_4_a10,
     author = {B. S. Klebanov},
     title = {On the metrization of $\varphi$-spaces},
     journal = {Doklady Akademii Nauk},
     pages = {809--812},
     year = {1979},
     volume = {246},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1979_246_4_a10/}
}