PETER, E. E. On the Globally Asymptotically Stability of Periodic Solutions of a Certain Class of Non-Linear Delay Differential Equations. Asian Journal of Fuzzy and Applied Mathematics, [S. l.], v. 5, n. 4, 2017. Disponível em: https://ajouronline.com/index.php/AJFAM/article/view/5016. Acesso em: 19 apr. 2024.