%0 Journal Article %A Dominique Lecomte %A Miroslav Zelený %T Borel chromatic number of closed graphs %J Fundamenta Mathematicae %D 2016 %P 163-169 %V 234 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm152-11-2015/ %R 10.4064/fm152-11-2015 %G en %F 10_4064_fm152_11_2015