Min Chen, André Raspaud. Homomorphisms from sparse graphs to the Petersen graph. Discrete Mathematics, 310(20):2705-2713, 2010. [doi]
@article{ChenR10a, title = {Homomorphisms from sparse graphs to the Petersen graph}, author = {Min Chen and André Raspaud}, year = {2010}, doi = {10.1016/j.disc.2010.04.002}, url = {http://dx.doi.org/10.1016/j.disc.2010.04.002}, tags = {graph-rewriting, rewriting}, researchr = {https://researchr.org/publication/ChenR10a}, cites = {0}, citedby = {0}, journal = {Discrete Mathematics}, volume = {310}, number = {20}, pages = {2705-2713}, }