Yudistira, D. A., and I. Mahfudi. “D DEVELOPMENT OF AN INTEGRATED OFFICIAL VEHICLE DATA MANAGEMENT SYSTEM USING QR CODES AND ACTIVITY LOGS: DEVELOPMENT OF AN INTEGRATED OFFICIAL VEHICLE DATA MANAGEMENT SYSTEM USING QR CODES AND ACTIVITY LOGS”. Jurnal Telkommil, vol. 6, no. 2, Oct. 2025, pp. 70-83, doi:10.54317/kom.v6i2.653.