HINRICHS, Karl. Sovereign debt crises and pension reforms in selected European countries. Economics and Business Review, Poland, v. 13, n. 3, p. 5–22, 2013. DOI: 10.18559/ebr.2013.3.669. Disponível em: https://journals.ue.poznan.pl/ebr/article/view/669. Acesso em: 4 apr. 2025.