Determining the parameters of the age-dependent model of infectious diseases, applied to modeling the COVID-19 epidemic in Ukraine. Mathematical Machines and Systems, [S. l.], n. 3-4, p. 69–77, 2024. DOI: 10.34121/1028-9763-2024-3-4-69-77. Disponível em: https://j-mms.de/index.php/mms/article/view/2024-3-4-a4. Acesso em: 23 sep. 2026.