Vynnyts’kyiB. V. “On the Growth of Functions Represented by Dirichlet Series With Complex Coefficients on the Real Axis”. Ukrains’kyi Matematychnyi Zhurnal 49, no. 12 (December 25, 1997): 1610–1616. December. Accessed November 24, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/5165.