@article{DAN_1962_145_2_a3,
     author = {A. Arkhangel'skii},
     title = {On mappings of metric spaces},
     journal = {Doklady Akademii Nauk},
     pages = {245--247},
     publisher = {mathdoc},
     volume = {145},
     number = {2},
     year = {1962},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1962_145_2_a3/}
}