Hojjat Afshari, Hadi Shojaat, and Mansoureh Siahkali Moradi. “Existence of the Positive Solutions for a Tripled System of Fractional dierential Equations via Integral Boundary Conditions”. Results in Nonlinear Analysis 4, no. 3 (November 7, 2022): 186–199. Accessed June 23, 2025. https://www.nonlinear-analysis.com/index.php/pub/article/view/75.