Alavi, Seyed Hassan, Mohsen Bayat, and Ashraf Daneshkhah. “Almost Simple Groups of Lie Type and Symmetric Designs With $\lambda$ Prime”. The Electronic Journal of Combinatorics 28, no. 2 (April 23, 2021): P2.13. Accessed March 27, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v28i2p13.