%0 Journal Article %A Gryzlov, A. %T On matrix points in Čech--Stone compactifications of discrete spaces %J Commentationes Mathematicae Universitatis Carolinae %D 1991 %P 775-780 %V 32 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1991__32_4_a20/ %G en %F CMUC_1991__32_4_a20