André Raspaud, Nicolas Roussel. Circular chromatic number of triangle free graphs with given maximum average degree, extended abstract. Electronic Notes in Discrete Mathematics, 28:507-514, 2007. [doi]
@article{RaspaudR07, title = {Circular chromatic number of triangle free graphs with given maximum average degree, extended abstract}, author = {André Raspaud and Nicolas Roussel}, year = {2007}, doi = {10.1016/j.endm.2007.01.078}, url = {http://dx.doi.org/10.1016/j.endm.2007.01.078}, tags = {graph-rewriting, rewriting}, researchr = {https://researchr.org/publication/RaspaudR07}, cites = {0}, citedby = {0}, journal = {Electronic Notes in Discrete Mathematics}, volume = {28}, pages = {507-514}, }