@article{10_37236_999,
     author = {Peter J. Cameron and Ashley Montanaro and Michael W. Newman and Simone Severini and Andreas Winter},
     title = {On the quantum chromatic number of a graph},
     journal = {The electronic journal of combinatorics},
     year = {2007},
     volume = {14},
     doi = {10.37236/999},
     zbl = {1182.05054},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/999/}
}