@article{CMUC_1999__40_3_a14,
     author = {Levy, Ronnie and Matveev, Mikhail},
     title = {Spaces with $\sigma$-$n$-linked topologies  as special subspaces of separable spaces},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {561--570},
     publisher = {mathdoc},
     volume = {40},
     number = {3},
     year = {1999},
     mrnumber = {1732480},
     zbl = {1010.54026},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1999__40_3_a14/}
}