CORBET, S. The Contagion Effects of Sovereign Downgrades: Evidence from the European Financial Crisis. International Journal of Economics and Financial Issues, [S. l.], v. 4, n. 1, p. 83–92, 2013. Disponível em: https://econjournals.com/index.php/ijefi/article/view/625. Acesso em: 16 apr. 2024.