Petra Sparl, Janez Zerovnik. Homomorphisms of hexagonal graphs to odd cycles. Discrete Mathematics, 283(1-3):273-277, 2004. [doi]
@article{SparlZ04,
title = {Homomorphisms of hexagonal graphs to odd cycles},
author = {Petra Sparl and Janez Zerovnik},
year = {2004},
doi = {10.1016/j.disc.2003.12.012},
url = {http://dx.doi.org/10.1016/j.disc.2003.12.012},
tags = {graph-rewriting, rewriting},
researchr = {https://researchr.org/publication/SparlZ04},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {283},
number = {1-3},
pages = {273-277},
}