Miklós Ruszinkó. n have diameter at most five. Journal of Graph Theory, 69(3):337-340, 2012. [doi]
@article{Ruszinko12, title = {n have diameter at most five}, author = {Miklós Ruszinkó}, year = {2012}, doi = {10.1002/jgt.20587}, url = {http://dx.doi.org/10.1002/jgt.20587}, researchr = {https://researchr.org/publication/Ruszinko12}, cites = {0}, citedby = {0}, journal = {Journal of Graph Theory}, volume = {69}, number = {3}, pages = {337-340}, }