Fatmasari, B. R., Putra, S. A. and Pratiwi, W. D. (2023) “Optimization of Local Revenue: Indragiri Hulu Regency”, ITB Graduate School Conference, 2(2), pp. 87–102. Available at: https://gcs.itb.ac.id/proceeding-igsc/index.php/igsc/article/view/104 (Accessed: 5 October 2025).