Adaobi Beverly Akonobi, Christiana Onyinyechi Okpokwu. Comparative Study of Supervised and Unsupervised Learning Models in Fraud Detection. Int. J. Sci. Res. Comput. Sci. Eng. Inf. Technol. 2024;10(4):777-820. Accessed September 5, 2025. https://www.ijsrcseit.com/index.php/home/article/view/CSEIT25113496