@article{SM_1977_32_1_a3,
     author = {B. A. Efimov},
     title = {Mappings and imbeddings of dyadic spaces},
     journal = {Sbornik. Mathematics},
     pages = {45--57},
     publisher = {mathdoc},
     volume = {32},
     number = {1},
     year = {1977},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1977_32_1_a3/}
}