Sean McGuinness. Contractible bonds in graphs. Journal of Combinatorial Theory, Series A, 93(2):207-249, 2005. [doi]
@article{McGuinness05:0, title = {Contractible bonds in graphs}, author = {Sean McGuinness}, year = {2005}, doi = {10.1016/j.jctb.2004.10.002}, url = {http://dx.doi.org/10.1016/j.jctb.2004.10.002}, tags = {contracts, graph-rewriting, rewriting}, researchr = {https://researchr.org/publication/McGuinness05%3A0}, cites = {0}, citedby = {0}, journal = {Journal of Combinatorial Theory, Series A}, volume = {93}, number = {2}, pages = {207-249}, }