KOSTIĆ, Aleksandra; VOSS, Heinrich. Real Eigenvalues of Viscoelastic Oscillators Involving Several Damping Models. Sarajevo Journal of Mathematics, [S. l.], v. 14, n. 1, p. 35–43, 2018. Disponível em: https://sjm.anubih.ba/index.php/sjm/article/view/83. Acesso em: 18 jan. 2025.