1. Equitable Coloring
2. Erdo˝s, P. (1964) Problem 9. In: Fielder, M., Ed., Theory of Graphs and Its Applications, Publishing House of the Czechoslovak Academy of Sciences, Prague, 159.
3. Hajnal, A. and Szemer´edi, E. (1970) Proof of a Conjecture of P. Erdo˝s. In: Erdo˝s, P., R´enyi, and S´os, V., Eds., Combinatorial Theory and Its Applications, North-Holland, Amsterdam, 601-623.
4. A fast algorithm for equitable coloring
5. Equitable Coloring and the Maximum Degree