Kuanganov Ф. Economic analysis of the phenomenon of high birth rate in kazakhstan in 2000-2020. theory and methodology issues. Economic series of the Bulletin of L.N. Gumilyov ENU, [S. l.], n. 4, p. 49–70, 2025. DOI: 10.32523/2789-4320-2025-4-49-70. Disponível em: https://bulecon.enu.kz/index.php/main/article/view/1328. Acesso em: 24 jan. 2026.