“Determining the Parameters of the Age-Dependent Model of Infectious Diseases, Applied to Modeling the COVID-19 Epidemic in Ukraine”. Mathematical Machines and Systems, no. 3-4 (December 3, 2024): 69–77. Accessed September 23, 2026. https://j-mms.de/index.php/mms/article/view/2024-3-4-a4.