S. Chaplick, P. Dorbec, J. Kratochv\'ıl, M. Montassier, and J. Stacho. Graph-Theoretic Concepts in Computer Science - 40th International
Workshop, WG 2014, Nouan-le-Fuzelier, France, June 25-27, 2014.
Revised Selected Papers, volume 8747 of Lecture Notes in Computer Science, page 139--151. Springer, (2014)