KARACHALIOS, N.; STAVRAKAKIS, N. M. Asymptotic behavior of solutions of some nonlinearly damped wave equations on $\mathbb R^N$. Topological Methods in Nonlinear Analysis, [S. l.], v. 18, n. 1, p. 73–87, 2001. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2001.024. Acesso em: 27 apr. 2024.