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Author: Zhao, Xianhe

• Chen, Ruifang; Zhao, Xianhe: On TI-subgroups and QTI-subgroups of finite groups. (English). Czechoslovak Mathematical Journal, vol. 70 (2020), issue 1, pp. 179-185
• Chen, Ruifang; Zhao, Xianhe: On decomposability of finite groups. (English). Czechoslovak Mathematical Journal, vol. 67 (2017), issue 3, pp. 827-837
• Zhao, Xianhe; Chen, Ruifang: On $R$-conjugate-permutability of Sylow subgroups. (English). Czechoslovak Mathematical Journal, vol. 66 (2016), issue 1, pp. 111-117