Siregar, Hendrik F., and Sayid Ali Zainal Abidin Assegaf. “The Role of Intelligence Against Foreigner Problems in South Sulawesi Province: A Case Study of Law Enforcement”. Al-Ishlah: Jurnal Ilmiah Hukum 25, no. 2 (November 30, 2022): 105-118. Accessed December 22, 2024. https://jurnal.fh.umi.ac.id/index.php/ishlah/article/view/v25n2-3.