Sentürk, Tuncay Deniz, Dasdemir, Ahmet, Bilgici, Göksal, and Ünal, Zafer. “On Unrestricted Horadam Generalized Quaternions”. Utilitas Mathematica 110 (March 9, 2019). Accessed May 8, 2026. https://utilitasmathematica.com/index.php/Index/article/view/1439.