IVANY, S.; JALILIAN, R. Trigonometric Spline Method for the Numerical Solutions of Singularly Perturbed Volterra Integro-Differential Equations. Thai Journal of Mathematics, [S. l.], v. 21, n. 2, p. 299–314, 2023. Disponível em: https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/1460. Acesso em: 14 jun. 2024.