Existence of Time Periodic Solutions to Boundary Value Problem of One-dimensional Semilinear Viscoelastic Dynamic Equation with Memory. Journal of Partial Differential Equations, [S. l.], v. 10, n. 1, p. 1–8, 1997. Disponível em: https://www.global-sci.com/index.php/jpde/article/view/3840. Acesso em: 6 dec. 2025.