GRIGORIAN, G. A. . Stability Criteria for Second Order Linear Ordinary Differential Equations. Sarajevo Journal of Mathematics, [S. l.], v. 16, n. 1, p. 123–135, 2022. Disponível em: https://sjm.anubih.ba/index.php/sjm/article/view/41. Acesso em: 15 oct. 2024.