DR. ANUSIUBA OVERCOMER IFEANYI ALEX; OKECHUKWU OGOCHUKWU PATIENCE; EKWEALOR OLUCHUKWU UZOAMAKA; ANUSIUBA AMARACHUKWU ANGELA. The Application of Hidden Markov Model in Credit Card Fraud Detection System . iJournals:International Journal of Software & Hardware Research in Engineering ISSN:2347-4890, [S. l.], v. 10, n. 2, 2022. Disponível em: https://ijournals.in/journal/index.php/ijshre/article/view/85. Acesso em: 18 jun. 2026.