"Domination in transitive colorings of
tournaments" by Dömötör Pálvölgyi, András Gyárfás
http://www.renyi.hu/~gyarfas/Cikkek/164_transitive.pdf

"Reachability in K-Colored Tournaments"
by AK Bland - 2011
http://repository.asu.edu/attachments/56896/content/Bland_asu_0010E_10866.pdf

"Dominating sets in k-majority tournaments"
Noga Alon, Graham Brightwell, H.A. Kierstead, A.V. Kostochka d, Peter Winkler
http://www.sciencedirect.com/science/article/pii/S0095895605001413/pdf?md5=70002f26ee53a592f7ec5c26e1e4706c&pid=1-s2.0-S0095895605001413-main.pdf
