MIŁASZEWICZ, Danuta. Fiscal Instability and Demographical Challenges in Poland. Studia Oeconomica Posnaniensia, Poznan, Polska, v. 5, n. 11, p. 64–86, 2017. DOI: 10.18559/SOEP.2017.11.5. Disponível em: https://journals.ue.poznan.pl/soep/article/view/3746. Acesso em: 3 sep. 2026.