1. [1] Cherry, William; Ye, Zhuan Nevanlinna’s Theory of Value Distribution, Springer Monographs in Mathematics, Springer, 2001
2. Growth of meromorphic solutions of delay differential equations;Halburd, Rod;Proc. Am. Math. Soc.,2017
3. [3] Hayman, Walter K. Meromorphic Functions, Oxford Mathematical Monographs, 78, Clarendon Press, 1964
4. A Malmquist Type Theorem for a Class of Delay Differential Equations;Hu, Pei-Chu;Bull. Malays. Math. Sci. Soc.,2021
5. Studies of Differences from the point of view of Nevanlinna Theory;Jianhua, Zheng;Trans. Am. Math. Soc.,2020