Asymptotic Stability of Periodic Solutions for a Nonlinear Neutral First-order Differential Equation with Functional Delay. المجلة الدولية للبحوث العلمية, [S. l.], v. 2, n. 12, 2023. DOI: 10.59992/IJSR.2023.v2n12p5. Disponível em: https://vsrp.co.uk/index.php/ijsr/article/view/1256. Acesso em: 2 يوليو. 2026.