ZHANG, Xuanrui. Optimization of Financial Fraud Risk Identification System Based on Machine Learning. Journal of Computer, Signal, and System Research, [S. l.], v. 2, n. 6, p. 82–89, 2025. DOI: 10.71222/d079ye54. Disponível em: https://www.gbspress.com/index.php/JCSSR/article/view/487. Acesso em: 3 nov. 2025.