Бектемесов, М., С. Кабанихин, and Е. Курышбаев. “VISUALIZATION OF THE STABILITY AREA FOR SOME DIFFERENTIAL EQUATIONS ON THE COMPLEX PLANE”. Bulletin of Abai KazNPU. Series of Physical and mathematical sciences 84, no. 4 (December 27, 2023): 29–36. Accessed December 4, 2024. https://bulletin-phmath.kaznpu.kz/index.php/ped/article/view/1715.