“Approximate Solution of Time- Fractional Hirota-Satsuma Coupled KdV Equations by Hybrid ZZ Transform With Homotopy Perturbation Method”. Samarra Journal of Pure and Applied Science, vol. 6, no. 4, Dec. 2024, pp. 271-9, https://doi.org/10.54153/sjpas.2024.v6i4.1007.