Liebling, T.Matamala, M.Duran, G.2006-02-132006-02-132006-02-132004https://infoscience.epfl.ch/handle/20.500.14299/223106Proceedings of Latin-Amercian Conference on Combinatorics, Graphs and Applications, University of Chile - Santiago, Chile - August 16-20, 2004Latin-Amercian Conference on Combinatorics, Graphs and Applicationstext::conference output::conference proceedings::conference paper