Di, H. and Shang, Y. (2017) “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, 10(4), pp. 668–701. Available at: https://ejpam.com/index.php/ejpam/article/view/3003 (Accessed: 13 August 2022).