O. A. Alekseeva and A. S. Kondratiev, “On Recognizability of the Group $E_8(q)$ by the Set of Orders of Elements”, Ukr. Mat. Zhurn., vol. 54, no. 7, pp. 998–1003, Jul. 2002, Accessed: Dec. 05, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/4137