Predicting Implied Volatility in the Commodity Futures Options Markets. International Journal of Banking and Finance, [S. l.], v. 1, n. 1, p. 73–94, 2003. Disponível em: https://www.educationmalaysia.co.uk/index.php/ijbf/article/view/8329. Acesso em: 11 nov. 2025.