Boutiba, Malika, et al. “Numerical Solution of a Wave Partial Differential Equation With the Caputo-Fabrizio Time-Fractional Derivative Using the Finite Element Method Under Non-Homogenous Dirichlet and Neumann Boundary Conditions”. Armenian Journal of Mathematics, vol. 18, no. 3, Apr. 2026, pp. 1-20, https://doi.org/10.52737/18291163-2026.18.3-1-20.