%0 Journal Article %A Okunev, Oleg %T Tightness of compact spaces is preserved by the $t$-equivalence relation %J Commentationes Mathematicae Universitatis Carolinae %D 2002 %P 335-342 %V 43 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_2002__43_2_a10/ %G en %F CMUC_2002__43_2_a10