Amiri, S. S. S., Asboei, A. K., & Iranmanesh, A. (2015). A New Characterization of PSL($2, q$) for Some $q$. Ukrains’kyi Matematychnyi Zhurnal, 67(9), 1155–1162. Retrieved from https://umj.imath.kiev.ua/index.php/umj/article/view/2054