@article{DAN_1976_228_4_a7,
     author = {S. G. Ovsepyan},
     title = {The general form of isomorphisms of some lattices and the structure of the set of {Hausdorff} extensions},
     journal = {Doklady Akademii Nauk},
     pages = {794--797},
     publisher = {mathdoc},
     volume = {228},
     number = {4},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1976_228_4_a7/}
}