- Feng Qi, Ravi P. Agarwal, “On complete monotonicity for several classes of functions related to ratios of gamma functions”, J Inequal Appl, 2019, № 1, 2019, 36
- Feng Qi, Peter Taylor, “Series expansions for powers of sinc function and closed-form expressions for specific partial bell polynomials”, Appl Anal Discrete Math, 18, № 1, 2024, 92