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  2. Jin-Xin Zhou, Tetravalent s-transitive graphs of order 4p, Discrete Math. 309 (2009), no. 20, 6081–6086.[MR/doi]
  3. Jin-Xin Zhou and Yan-Quan Feng, Tetravalent one-regular graphs of order 2pq, J. Algebraic Combin. 29 (2009), no. 4, 457–471.[MR]
  4. Jin-Xin Zhou and Yan-Quan Feng, Cubic vertex-transitive graphs of order 2pq, J. of Graph Theory 65 (2010), no. 4, 263–350.[doi]
  5. Jin-Xin Zhou and Yan-Quan Feng, Tetravalent s-transitive graphs of order twice a prime power, J. Aust. Math. Soc. 88 (2010), no. 2, 277–288.[doi]