%0 Journal Article %A Burke, Dennis %A Tkachuk, Vladimir V. %T Diagonals and discrete subsets of squares %J Commentationes Mathematicae Universitatis Carolinae %D 2013 %P 69-82 %V 54 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_2013__54_1_a5/ %G en %F CMUC_2013__54_1_a5