Ante, J. ., A. . Inyang, E. . Oduobuk, and U. . Akai. “On the Vector Lyapunov Functions and Eventual Stability of Nonlinear Impulsive Differential Equations”. International Journal of Mathematical Analysis and Modelling, vol. 7, no. 2, Nov. 2024, https://tnsmb.org/journal/index.php/ijmam/article/view/171.