@article{DAN_1973_211_4_a6,
     author = {V. I. Malykhin},
     title = {Nonnormality of some subspaces of $\beta X$, where $X$ is a discrete space},
     journal = {Doklady Akademii Nauk},
     pages = {781--783},
     publisher = {mathdoc},
     volume = {211},
     number = {4},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_211_4_a6/}
}