Jean Fonlupt, András Sebö. On the Clique-Rank and the Coloration of Perfect Graphs. In Ravi Kannan, William R. Pulleyblank, editors, Proceedings of the 1st Integer Programming and Combinatorial Optimization Conference, Waterloo, Ontorio, Canada, May 28-30 1990. pages 201-216, University of Waterloo Press, 1990.
Abstract is missing.