Chyzhykov, I. and Mokhon’ko, A. 2020. Logarithmic derivative estimates of meromorphic functions of finite order in the half-plane: Logarithmic derivative estimates of meromorphic functions in the half-plane. Matematychni Studii. 54, 2 (Dec. 2020), 172-187. DOI:https://doi.org/10.30970/ms.54.2.172-187.