A Fourth Order Finite Difference Approximation to the Eigenvalues Approximation to the Eigenvalues of a Clamped Plate. Journal of Computational Mathematics, [S. l.], v. 6, n. 3, p. 267–271, 2018. Disponível em: https://global-sci.com/index.php/JCM/article/view/10917. Acesso em: 26 feb. 2026.