@article{DAN_1976_231_4_a8,
     author = {S. G. Ovsepyan},
     title = {On the sequential closure of a topological space in its {Hausdorff} extensions},
     journal = {Doklady Akademii Nauk},
     pages = {806--809},
     publisher = {mathdoc},
     volume = {231},
     number = {4},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1976_231_4_a8/}
}