A GRA-Enhanced Cloud AI Framework for Petabyte-Scale Multi-Tenant Environments: Multivariate Classification for Credit Card Fraud Detection and Adaptive Risk Analytics. International Journal of Engineering & Extended Technologies Research (IJEETR), [S. l.], v. 6, n. 6, p. 9075–9083, 2024. DOI: 10.15662/IJEETR.2024.0606008. Disponível em: https://www.ijeetr.com/index.php/ijeetr/article/view/149. Acesso em: 5 dec. 2025.