LIU, Kevin. DriftGuard-HCL: Concept-Drift-Aware Continual Heterogeneous Graph Contrastive Learning for Evolving Financial Fraud Detection. Journal of Mathematical Finance and Risk Management, [S. l.], v. 1, n. 2, p. 1–7, 2026. DOI: 10.54097/xfj4xz68. Disponível em: https://jmfrm.org/index.php/ojs/article/view/7. Acesso em: 27 jul. 2026.