Ann Marie Walsh, Walter A. Burkhard. Efficient algorithms for (3, 1) graphs. Inf. Sci., 13(1):1-10, 1977. [doi]
@article{WalshB77, title = {Efficient algorithms for (3, 1) graphs}, author = {Ann Marie Walsh and Walter A. Burkhard}, year = {1977}, doi = {10.1016/0020-0255(77)90009-3}, url = {http://dx.doi.org/10.1016/0020-0255(77)90009-3}, tags = {graph-rewriting, rewriting}, researchr = {https://researchr.org/publication/WalshB77}, cites = {0}, citedby = {0}, journal = {Inf. Sci.}, volume = {13}, number = {1}, pages = {1-10}, }