Morales, Gamaliel. “On Hypercomplex Numbers With Third-Order $k$-Jacobsthal Numbers”. Ukrains’kyi Matematychnyi Zhurnal 77, no. 10 (September 30, 2025): 644. Accessed February 16, 2026. https://umj.imath.kiev.ua/index.php/umj/article/view/8969.