%0 Journal Article %A R. Bennett-Tennenhaus %A J. Haugland %A M. H. Sandøy %A A. Shah %T The category of extensions and idempotent completion %J Theory and applications of categories %D 2024 %P 1077-1107 %V 41 %I mathdoc %U http://geodesic.mathdoc.fr/item/TAC_2024_41_a32/ %G en %F TAC_2024_41_a32