XU, R.; LI, X. Study About the Minimum Value at Risk of Stock Index Futures Hedging Applying Exponentially Weighted Moving Average - Generalized Autoregressive Conditional Heteroskedasticity Model. International Journal of Economics and Financial Issues, [S. l.], v. 7, n. 6, p. 104–110, 2017. Disponível em: https://www.econjournals.com/index.php/ijefi/article/view/5630. Acesso em: 24 apr. 2024.