%0 Journal Article %A Dube, Themba %A Valov, Vesko %T Generalized tri-quotient maps and Čech-completeness %J Commentationes Mathematicae Universitatis Carolinae %D 2001 %P 187-194 %V 42 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_2001__42_1_a13/ %G en %F CMUC_2001__42_1_a13