@article{01779103, title = {Characterizing symmetric diametrical graphs of order 12 and diameter 4.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {30}, year = {2002}, pages = {145-149}, doi = {10.1155/S0161171202012474}, zbl = {0991.05089}, language = {en}, url = {http://dml.mathdoc.fr/item/01779103} }
Al-Addasi, S.; Al-Ezeh, H. Characterizing symmetric diametrical graphs of order 12 and diameter 4.. International Journal of Mathematics and Mathematical Sciences, Tome 30 (2002) pp. 145-149. doi : 10.1155/S0161171202012474. http://gdmltest.u-ga.fr/item/01779103/