Improving Stock Price Volatility Prediction Models Using Machine Learning and  Statistical Techniques. Global Journal of Sciences, [S. l.], v. 2, n. 2, p. 112–131, 2025. DOI: 10.48165/gjs.2025.2209. Disponível em: https://journals.acspublisher.com/index.php/gjs/article/view/23023. Acesso em: 4 dec. 2025.