Periodic Solution of Caputo-Fabrizio Fractional Integro–differential Equation with Periodic and Integral Boundary Conditions. European Journal of Pure and Applied Mathematics, Maryland, USA, v. 15, n. 1, p. 144–157, 2022. DOI: 10.29020/nybg.ejpam.v15i1.4247. Disponível em: https://www.ejpam.com/ejpam/article/view/4247. Acesso em: 23 feb. 2026.