S. Sulistyowati, F. Fitriyani, and Z. Khalid, “AI-Based Data Engineering Model for Adaptive Billing Systems in Digital Economy Monetization”, Int. J. Manag. Sci. Inf. Technol., vol. 6, no. 2, pp. 1455–1464, Jul. 2026, doi: 10.35870/ijmsit.v6i2.7789.