Luo R, Wang N, Zhu X. Fraud Detection and Risk Assessment of Online Payment Transactions on E-Commerce Platforms Based on LLM and GCN Frameworks. Eur. J. Bus. Econ. Manag. [Internet]. 2025 Nov. 12 [cited 2025 Nov. 22];1(5):1-9. Available from: https://pinnaclepubs.com/index.php/EJBEM/article/view/367