A classification of all 2-arc-transitive graphs of order a product of two primes is given. Furthermore, it is shown that cycles and complete graphs are the only 2-arc-transitive Cayley graph of Abelian group of odd order. © 2002 Elsevier Science B.V. All rights reserved.
Marušič, D., & Potočnik, P. (2002). Classifying 2-arc-transitive graphs of order a product of two primes. Discrete Mathematics, 244(1–3), 331–338. https://doi.org/10.1016/S0012-365X(01)00062-0