Philip Ugochukwu Ojiegbu. “Scalability Optimization in Real-Time Payment Systems: Performance Engineering and Fault-Tolerance Strategies”. Journal of Computational Analysis and Applications (JoCAAA) 29, no. 2 (February 28, 2021): 408–426. Accessed August 19, 2026. https://eudoxuspress.com/index.php/pub/article/view/5083.