RAFFOUL, Y. N. Analysis of Functional and Neutral Differential Equations via Lyapunov Functionals. Journal of Advances in Applied & Computational Mathematics, [S. l.], v. 10, p. 120–136, 2023. DOI: 10.15377/2409-5761.2023.10.11. Disponível em: https://avantipublisher.com/index.php/jaacm/article/view/1447. Acesso em: 23 feb. 2025.