%0 Journal Article %A Danilo Korže %A Aleksander Vesel %T On the packing chromatic number of square and hexagonal lattice %J Ars Mathematica Contemporanea %D 2014 %P 13-22 %V 7 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.255.88d/ %R 10.26493/1855-3974.255.88d %G en %F 10_26493_1855_3974_255_88d