Artykbayeva, Zhanar, and Aziza Mirzakulova. “Long-Term Analysis of Solutions With Initial Jumps in Singularly Perturbed Equations”. International Journal of Mathematics and Physics 15, no. 2 (December 20, 2024): 110–118. Accessed December 22, 2024. https://ijmph.kaznu.kz/index.php/kaznu/article/view/961.