Gao, Jianfang, Minghui Song, and Mingzhu Liu. “Oscillation Analysis of Numerical Solutions for Nonlinear Delay Differential Equations of Population Dynamics”. Mathematical Modelling and Analysis 16, no. 3 (August 24, 2011): 365–375. Accessed January 21, 2026. https://journals.vilniustech.lt/index.php/MMA/article/view/5539.