BARACCAT, B. B.; BORTOLUZZO, A. B.; GONÇALVES, A. B. Rating changes and the impact on stock prices. Review of Business Management, [S. l.], v. 22, p. 539–557, 2020. DOI: 10.7819/rbgn.v22i0.4064. Disponível em: https://rbgn.fecap.br/RBGN/article/view/4064. Acesso em: 22 nov. 2024.