Symmetric Graphs of Order a Product of Two Distinct Primes. - Cheryl E. Praeger; Ru-Ji Wang; Ming Yao Xu (J. Comb. Theory B, 1993)

A Classification of Symmetric Graphs of Order 3p. - Ru-Ji Wang; Ming Yao Xu (J. Comb. Theory B, 1993)

On the normality of Cayley digraphs of groups of order twice a prime. - Shao-Fei Du; Ru-Ji Wang; Ming-Yao Xu (Australas. J Comb., 1998)

Automorphism Groups of 2-Valent Connected Cayley Digraphs on Regular p-Groups. - Yan-Quan Feng; Ru-Ji Wang; Ming Yao Xu (Graphs Comb., 2002)

Classification of half-arc-transitive graphs of order 4p4p. - Klavdija Kutnar; Dragan Marusic; Primoz Sparl; Ru-Ji Wang; Ming-Yao Xu (Eur. J. Comb., 2013)