Olaniran S. F., Lawal M. A. Addressing class imbalance in credit card fraud detection with ensemble learning and domain-specific feature engineering . JOBASR [Internet]. 2025 Sep. 28 [cited 2026 Apr. 15];3(5):52-60. Available from: https://jobasrfudutsinma.com/index.php/ojs-files/article/view/103