A widespread survey on machine learning techniques and user substantiation methods for credit card fraud detection. - T. John Berkmans; S. Karthick (Int. J. Bus. Intell. Data Min., 2023)

Anomaly detection in online credit card data using optimized multi-view heterogeneous graph neural networks. - T. John Berkmans; S. Karthick (Knowl. Based Syst., 2025)