Cao, Xiwang, Bocong Chen, and San Ling. “Perfect State Transfer on Cayley Graphs over Dihedral Groups: The Non-Normal Case”. The Electronic Journal of Combinatorics 27, no. 2 (May 29, 2020): #P2.28. Accessed April 24, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v27i2p28.