CHEN, Siya. Incremental Value of Conditional Volatility in Extreme Gradient Boosting Stock Selection: Evidence from Dynamic China Securities Index 300 Constituents. CPS Digital Library - Series of Conferences, [S. l.], p. 124–135, 2026. Disponível em: https://seriesofconference.com/index.php/SCJ/article/view/409. Acesso em: 27 sep. 2026.