DI, H.; SHANG, Y. Existence, Nonexistence and Decay Estimate of Global Solutions for a Viscoelastic Wave Equation with Nonlinear Boundary Damping and Internal Source Terms. European Journal of Pure and Applied Mathematics, [S. l.], v. 10, n. 4, p. 668–701, 2017. Disponível em: https://ejpam.com/index.php/ejpam/article/view/3003. Acesso em: 13 aug. 2022.