Amreshwara Chary Suroju. “Integration of Zuora Billing System in Microservices Architecture: A Spring Boot Implementation”. Journal of Computer Science and Technology Studies 7, no. 4 (May 28, 2025): 1060–1068. Accessed February 2, 2026. https://al-kindipublishers.org/index.php/jcsts/article/view/9746.