Existence of Global and Periodic Solutions for Delay Equation with Quasilinear Perturbation. Journal of Partial Differential Equations, [S. l.], v. 7, n. 2, p. 171–182, 1994. Disponível em: https://global-sci.com/index.php/jpde/article/view/3770. Acesso em: 5 dec. 2025.