%0 Journal Article %A Manfred Dugas %A Bernhard Thomé %T The Functor Bext under the Negation of CH. %J Forum mathematicum %D 1991 %P 23-34 %V 3 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/FORUM_1991__3_2_186412/ %F FORUM_1991__3_2_186412