%0 Journal Article %A R. Darst %T A CBV image of a universal null set need not be a universal null set %J Fundamenta Mathematicae %D 1970 %P 219-220 %V 67 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-67-2-219-220/ %R 10.4064/fm-67-2-219-220 %G en %F 10_4064_fm_67_2_219_220