Zhang, Weiwei, Hongyong Zhao, and Chunlin Sha. “Adaptive Synchronization of Quaternion-Valued Neural Networks With reaction–diffusion and Fractional Order”. Nonlinear Analysis: Modelling and Control 29, no. 5 (July 26, 2024): 958–982. Accessed November 21, 2024. https://www.journals.vu.lt/nonlinear-analysis/article/view/36100.