Semi-analytical Investigation for the ψ-Caputo Fractional Relaxation-oscillation Equation Using the Decomposition Method. Eur. J. Pure Appl. Math. [Internet]. 2024 Jul. 31 [cited 2026 Feb. 23];17(3):2311-98. Available from: https://www.ejpam.com/ejpam/article/view/5126