@article{VMUMM_1986_1_a11,
     author = {S. V. Medvedev},
     title = {Topological characteristics of the spaces $Q(k)$ and $Q\times B(k)$},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {47--49},
     year = {1986},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1986_1_a11/}
}