1. C. Bürger, M. Pitz, Decomposing edge-coloured complete symmetric digraphs into monochromatic paths, manuscript, 2017. http://arxiv.org/abs/1711.08711.
2. J. Corsten, Personal communication, 2017.
3. L. DeBiasio, P. McKenney, Density of monochromatic infinite subgraphs, manuscript, 2016. http://arxiv.org/abs.1611.05423.
4. Decompositions of edge-coloured infinite complete graphs into monochromatic paths;Elekes;Discrete Math.,2017
5. Monochromatic infinite paths;Erdős;Discrete Math.,1993