%0 Journal Article %A Raphaƫl Carroy %A Benjamin D. Miller %T Sigma-continuity with closed witnesses %J Fundamenta Mathematicae %D 2017 %P 29-42 %V 239 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm317-12-2016/ %R 10.4064/fm317-12-2016 %G en %F 10_4064_fm317_12_2016