"Cube" - Scientific Group
Graph Theory Resources
A Compendium of NP Optimization Problems
The Stony Brook Algorithm Repository
CiteSeer.IST - Computer and Information Science Papers
CID - Colorings, Independence and Domination - Graph Theory Conference
Optymalizacja dyskretna. Modele i metody kolorowania grafów, WNT (2002)
Graph Colorings, AMS, Contemporary Mathematics, vol. 352 (2004)