David C. Fisher. The number of triangles in a K::4::-free graph. Discrete Mathematics, 69(2):203-205, 1988. [doi]
@article{Fisher88-0, title = {The number of triangles in a K::4::-free graph}, author = {David C. Fisher}, year = {1988}, doi = {10.1016/0012-365X(88)90021-0}, url = {http://dx.doi.org/10.1016/0012-365X(88)90021-0}, tags = {graph-rewriting, C++, rewriting}, researchr = {https://researchr.org/publication/Fisher88-0}, cites = {0}, citedby = {0}, journal = {Discrete Mathematics}, volume = {69}, number = {2}, pages = {203-205}, }