Kapustian, O. A., and Y. V. Petlenko. “Modeling and Control for Complicated Education Systems”. Bulletin of Taras Shevchenko National University of Kyiv. Physics and Mathematics, no. 4 (December 21, 2021): 110–115. Accessed September 20, 2026. https://bphm.knu.ua/bphm/article/view/315.