In this article, we discuss the uniqueness problems of differential-difference polynomials of hyper order $(\geq 1)$ meromorphic functions sharing a small function and prove some results, which generalise and improve the results due to Y. Liu, J. P. Wang and F. H. Liu.
"Uniqueness of some differential-difference polynomials of entire functions sharing small function." Tbilisi Math. J. 13 (2) 149 - 159, April 2020. https://doi.org/10.32513/tbilisi/1593223224