LI, Huaipeng; LI, Jing. Hybrid Early Warning System for Financial Crises in Listed Companies Using Attention Mechanism and LightGBM. Informatica, [S. l.], v. 50, n. 13, 2026. DOI: 10.31449/inf.v50i13.13456. Disponível em: https://www.informatica.si/index.php/informatica/article/view/13456. Acesso em: 19 may. 2026.