Debra L. Boutin, Ellen Gethner, Thom Sulanke. Thickness-two graphs part one: New nine-critical graphs, permuted layer graphs, and Catlin s graphs. Journal of Graph Theory, 57(3):198-214, 2008. [doi]
@article{BoutinGS08,
title = {Thickness-two graphs part one: New nine-critical graphs, permuted layer graphs, and Catlin s graphs},
author = {Debra L. Boutin and Ellen Gethner and Thom Sulanke},
year = {2008},
doi = {10.1002/jgt.20282},
url = {http://dx.doi.org/10.1002/jgt.20282},
tags = {graph-rewriting, rewriting},
researchr = {https://researchr.org/publication/BoutinGS08},
cites = {0},
citedby = {0},
journal = {Journal of Graph Theory},
volume = {57},
number = {3},
pages = {198-214},
}