J. Riihettiaus and P. M. Tamrazov, “On subharmonic extension and extension in the Hardy-Orlicz classes”, Ukr. Mat. Zhurn., vol. 45, no. 8, pp. 1129–1139, Aug. 1993, Accessed: Dec. 05, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/5910