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@article{VM_2000_2_1_a3, author = {R. P\'erez-G\'omez and Ceferino Ruiz}, title = {Methods of {Perfect} {Coloring}}, journal = {Visual Mathematics}, publisher = {mathdoc}, volume = {2}, number = {1}, year = {2000}, language = {en}, url = {http://geodesic.mathdoc.fr/item/VM_2000_2_1_a3/} }
R. Pérez-Gómez; Ceferino Ruiz. Methods of Perfect Coloring. Visual Mathematics, Tome 2 (2000) no. 1. http://geodesic.mathdoc.fr/item/VM_2000_2_1_a3/