ZARUDNII, O. B. Usage of intellectual analysis of ecological-economic data in the pension insurance system and for forecasting expenditures on social protection and social security. Environmental safety and natural resources, [S. l.], v. 51, n. 3, p. 161–176, 2024. DOI: 10.32347/2411-4049.2024.3.161-176. Disponível em: https://es-journal.in.ua/article/view/314099. Acesso em: 13 sep. 2025.