@article{DAN_1967_176_5_a0,
     author = {A. V. Arkhangel'skii},
     title = {Perfect maps and condensations},
     journal = {Doklady Akademii Nauk},
     pages = {983--986},
     publisher = {mathdoc},
     volume = {176},
     number = {5},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1967_176_5_a0/}
}