Srivastava, A., Kundu, A., Sural, Sh., Majumdar, A. Credit Card Fraud Detection Using Hidden Markov Model // IEEE Transactions on Dependable and Secure Computing 5. 2008. January – March. № 1. Р. 37–48 // .
West, J., Bhattacharya, M. Intelligent Financial Fraud Detection: A Comprehensive Review // Computers & Security. 2016. № 57. P. 47–66 // .