1. A. Hurwitz and R. Courant, Theory of Functions [Russian translation], Nauka, Moscow (1968).
2. M. A. Evgrafov, Asymptotic Estimates and Entire Functions [in Russian], Nauka, Moscow (1979).
3. M. M. Dzhrbashyan, Integral Transformations and Representations of Functions in a Complex Domain [in Russian], Nauka, Moscow (1966).
4. A. A. Gol’dberg and I. V. Ostrovskii, Distribution of Values of Meromorphic Functions [in Russian], Nauka, Moscow (1970).
5. B. Ya. Levin, Distribution of Zeros of Entire Functions [in Russian], Gostekhizdat, Moscow (1956).