Godsil, Chris, Krystal Guo, and Tor G. J. Myklebust. “Quantum Walks on Generalized Quadrangles”. The Electronic Journal of Combinatorics 24, no. 4 (October 20, 2017): #P4.16. Accessed May 14, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v24i4p16.