@article{CMUC_1991__32_4_a20,
     author = {Gryzlov, A.},
     title = {On matrix points in {\v{C}ech--Stone} compactifications of discrete spaces},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {775--780},
     publisher = {mathdoc},
     volume = {32},
     number = {4},
     year = {1991},
     mrnumber = {1159825},
     zbl = {0768.54019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1991__32_4_a20/}
}