%0 Journal Article %A Toby Kenney %T Copower objects and their applications to finiteness in topoi %J Theory and applications of categories %D 2006 %P 923-956 %V 16 %I mathdoc %U http://geodesic.mathdoc.fr/item/TAC_2006_16_a31/ %G en %F TAC_2006_16_a31