M. B. Mesmouli, L. F. . Iambor, Y. N. . Raffoul, and T. S. . Hassan, “Positive Solutions of Hybrid Nonlinear Integro-Fractional Differential Equations via Dhage’s Fixed Point Theorem”, Contemp. Math., vol. 6, no. 6, pp. 7778–7794, Oct. 2025.