The following publications are possibly variants of this publication:
- On the packing chromatic number of Cartesian products, hexagonal lattice, and treesBostjan Bresar, Sandi Klavzar, Douglas F. Rall. DAM, 155(17):2303-2311, 2007. [doi]
- On the Packing Chromatic Number of Trees, Cartesian Products and Some Infinite GraphsDouglas F. Rall, Bostjan Bresar, Art S. Finbow, Sandi Klavzar. endm, 30:57-61, 2008. [doi]
- On the packing chromatic number of some latticesArthur S. Finbow, Douglas F. Rall. DAM, 158(12):1224-1228, 2010. [doi]
- Game Chromatic Number of Cartesian Product GraphsTomasz Bartnicki, Bostjan Bresar, Jaroslaw Grytczuk, Matjaz Kovse, Zofia Miechowicz, Iztok Peterin. combinatorics, 15(1), 2008. [doi]