Leo G. Kroon, Arunabha Sen, Haiyong Deng, Asim Roy. The Optimal Cost Chromatic Partition Problem for Trees and Interval Graphs. In Fabrizio d Amore, Paolo Giulio Franciosa, Alberto Marchetti-Spaccamela, editors, Graph-Theoretic Concepts in Computer Science, 22nd International Workshop, WG 96, Cadenabbia (Como), Italy, June 12-14, 1996, Proceedings. Volume 1197 of Lecture Notes in Computer Science, pages 279-292, Springer, 1996.
Abstract is missing.