Greaves, Gary R. W., and Leonard H. Soicher. “On the Clique Number of a Strongly Regular Graph”. The Electronic Journal of Combinatorics 25, no. 4 (October 19, 2018): P4.15. Accessed March 29, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v25i4p15.