@article{DAN_1977_234_5_a7,
     author = {S. G. Ovsepyan},
     title = {On {Hausdorff} extensions that are quotient spaces of {Fomin} extensions of topological spaces},
     journal = {Doklady Akademii Nauk},
     pages = {1020--1023},
     publisher = {mathdoc},
     volume = {234},
     number = {5},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1977_234_5_a7/}
}