On the ν-th order solutions for nonlinear viscoelastic wave equation with averaged damping in Rⁿ . Gulf Journal of Mathematics, [S. l.], v. 21, n. 1, p. 197–214, 2025. DOI: 10.56947/gjom.v21i1.3460. Disponível em: https://www.gjom.org/index.php/gjom/article/view/3460. Acesso em: 20 aug. 2026.