Bandura, A. .; Salo, T.; Skaskiv, O. Boundedness of the $L$-Index in the Direction of the Composition of Slice Entire Functions and Slice Holomorphic Functions in the Unit Ball. Ukr. Mat. Zhurn. 2024, 76 (6), 802–819. https://doi.org/10.3842/umzh.v76i5.8153.