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Bouriah S, Salim A, Benchohra M. Existence and Uniqueness of Periodic Solutions for Some Nonlinear $\psi-$Hilfer Fractional Coupled Systems. DNC [Internet]. 2026 Aug. 17 [cited 2026 Aug. 17];13(3):567-92. Available from: https://lhscientificpublishing.com/index.php/DNC/article/view/1589