1. Alternating cycles and paths in edge-coloured multigraphs: a survey;Bang-Jensen;Discrete Math.,1997
2. Digraphs: theory, algorithms and applications;Bang-Jensen,2009
3. On rainbow connection;Caro;Electron. J. Combin.,2008
4. G. Chartrand, G.L. Johns, K.A. McKeon, P. Zhang, On the rainbow connectivity of cages, in: Proceedings of the Thirty-Eighth Southeastern International Conference on Combinatorics, Graph Theory and Computing, 184, 2007, pp. 209–222.
5. Rainbow connection in graphs;Chartrand;Math. Bohem.,2008