WHELAN, Karl. The Euro at 20: Successes, Problems, Progress and Threats. The Economic and Social Review, [S. l.], v. 50, n. 4, p. 725–750, 2019. Disponível em: https://diamondirelandpress.ie/index.php/esr/article/view/1330. Acesso em: 19 feb. 2026.