Siregar, H. F., and S. A. Z. A. Assegaf. “The Role of Intelligence Against Foreigner Problems in South Sulawesi Province: A Case Study of Law Enforcement”. Al-Ishlah: Jurnal Ilmiah Hukum, Vol. 25, no. 2, Nov. 2022, pp. 105-18, doi:10.56087/aijih.v25i2.365.