Kondratyuk, Ya. V., and A. A. Kondratyuk. “Generalized Lindelöf Finiteness Conditions for the λ-Type of a Subharmonic Function”. Ukrains’kyi Matematychnyi Zhurnal 54, no. 2 (February 25, 2002): 276–179. Accessed April 11, 2025. https://umj.imath.kiev.ua/index.php/umj/article/view/4062.