ŞEN, E. A New Theorem on Third Order Differential Equation with Retarded Argument. International Conference on Recent and Innovative Results in Engineering and Technology, [S. l.], p. 135–137, 2023. DOI: 10.59287/icriret.1389. Disponível em: https://as-proceeding.com/index.php/icriret/article/view/1389. Acesso em: 20 may. 2024.