Wang, Fang, Ying Chen, Lishan Liu, Haibo Gu, and Xuechun Yang. “Unified Approach to Uniqueness of Solutions for a Coupled System of Fractional Differential Equations With Three Types of Boundary Value Conditions”. Nonlinear Analysis: Modelling and Control 31 (October 15, 2026): 1–25. Accessed October 18, 2026. https://www.journals.vu.lt/nonlinear-analysis/article/view/49071.