%0 Journal Article %A TurzĂ­k, Daniel %T A note on chromatic number of direct product of graphs %J Commentationes Mathematicae Universitatis Carolinae %D 1983 %P 461-463 %V 24 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1983__24_3_a6/ %G en %F CMUC_1983__24_3_a6