%0 Journal Article %A G. Janelidze %A G. M. Kelly %T The reflectiveness of covering morphisms in algebra and geometry %J Theory and applications of categories %D 1997 %P 132-159 %V 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TAC_1997_3_a5/ %G en %F TAC_1997_3_a5