@article{MZM_1979_26_5_a13,
     author = {S. A. Peregudov},
     title = {Conservative coverings of topological spaces by finite subspaces},
     journal = {Matemati\v{c}eskie zametki},
     pages = {785--790},
     publisher = {mathdoc},
     volume = {26},
     number = {5},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1979_26_5_a13/}
}