@article{01638990, title = {Competitive colorings of oriented graphs.}, journal = {The Electronic Journal of Combinatorics [electronic only]}, volume = {8}, year = {2001}, zbl = {0984.05032}, language = {en}, url = {http://dml.mathdoc.fr/item/01638990} }
Kierstead, H.A.; Trotter, W.T. Competitive colorings of oriented graphs.. The Electronic Journal of Combinatorics [electronic only], Tome 8 (2001) . http://gdmltest.u-ga.fr/item/01638990/