@article{DAN_1980_252_6_a9,
     author = {B. Ya. Ryabko},
     title = {Universal coding of compacta},
     journal = {Doklady Akademii Nauk},
     pages = {1325--1328},
     publisher = {mathdoc},
     volume = {252},
     number = {6},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1980_252_6_a9/}
}