Alan Gibbons, Wojciech Rytter. Optimally Edge-Colouring Outerplanar Graphs is in NC. Theoretical Computer Science, 71(3):401-411, 1990.
@article{GibbonsR90, title = {Optimally Edge-Colouring Outerplanar Graphs is in NC}, author = {Alan Gibbons and Wojciech Rytter}, year = {1990}, tags = {graph-rewriting, rewriting}, researchr = {https://researchr.org/publication/GibbonsR90}, cites = {0}, citedby = {0}, journal = {Theoretical Computer Science}, volume = {71}, number = {3}, pages = {401-411}, }