Damag, F. H., Alshammari, M. ., Saif, A., Kiliçman, A., Othman, H. A. and Dawood, S. (2026) “On the Quaternion-Valued Fractional Differential Equation with Hyers-Ulam Stability”, Contemporary Mathematics , 7(3), pp. 2904–2928. doi: 10.37256/cm.7320268899.