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- Feng Qi, Bai-Ni Guo, “Complete monotonicity of divided differences of the di- and tri-gamma functions with applications”, Georgian Mathematical Journal, 23, no. 2, 2016, 279
- Emanuele Dolera, Stefano Favaro, “Rates of convergence in de Finetti’s representation theorem, and Hausdorff moment problem”, Bernoulli, 26, no. 2, 2020
- Mansour Mahmoud, Hanan Almuashi, Hesham Moustafa, “An Asymptotic Expansion for the Generalized Gamma Function”, Symmetry, 14, no. 7, 2022, 1412
- Feng Qi, Bai-Ni Guo, “Integral Representations of the Catalan Numbers and Their Applications”, Mathematics, 5, no. 3, 2017, 40
- Feng Qi, Ravi P. Agarwal, “On complete monotonicity for several classes of functions related to ratios of gamma functions”, J Inequal Appl, 2019, no. 1, 2019, 36
- Zhen-Hang Yang, Jing-Feng Tian, “A new property of the Wallis power function”, Proc. Amer. Math. Soc., 2024
- Zhen-Hang Yang, Jing-Feng Tian, Ming-Hu Ha, “A new asymptotic expansion of a ratio of two gamma functions and complete monotonicity for its remainder”, Proc. Amer. Math. Soc., 148, no. 5, 2020, 2163
- Cristinel Mortici, Feng Qi, “Asymptotic Formulas and Inequalities for the Gamma Function in Terms of the Tri-Gamma Function”, Results. Math., 67, no. 3-4, 2015, 395
- Zhen-Hang Yang, “Some properties of the divided difference of psi and polygamma functions”, Journal of Mathematical Analysis and Applications, 455, no. 1, 2017, 761