Baksa , V., A. Bandura, and O. Skaskiv. “Slice Entire Functions of Quaternionic Variable of Bounded Index”. Ukrains’kyi Matematychnyi Zhurnal 77, no. 5 (July 23, 2025): 295–303. Accessed December 5, 2025. https://umj.imath.kiev.ua/index.php/umj/article/view/8927.