COFFIE, W. Conditional Heteroscedasticity and Stock Market Returns: Empirical Evidence from Morocco and BVRM. Journal of Applied Business and Economics, [S. l.], v. 19, n. 5, 2017. Disponível em: https://articlearchives.co/index.php/JABE/article/view/642. Acesso em: 6 oct. 2025.