N. Z. Iorgov, “Complete reducibility of representations of the algebra $U’_{q}(so_{3})$”, MFAT, vol. 5, no. 2, pp. 22–28, Jun. 1999, Accessed: Dec. 17, 2025. [Online]. Available: https://zen.imath.kiev.ua/index.php/mfat/article/view/86