Zainal, H., Ashar, A., Setitit, I., Aditya, M. A. and Daruasin, S. (2020) “Performance of Land Ownership Certificate Service at the Land Office Agency in the Banggai Regency”, AMPERA JOURNAL, 5(2), pp. 55-62. Available at: https://jurnal.uit.ac.id/ampera/article/view/1020 (Accessed: 3November2025).