AskaryS. “Characterization of Some Finite Simple Groups by the Set of Orders of Vanishing Elements and Order”. Ukrains’kyi Matematychnyi Zhurnal 73, no. 11 (November 23, 2021): 1443 - 1450. Accessed November 21, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/1069.