Setiawan S, Achmad. “REINFORCEMENT THE ROLE OF INTELLIGENCE THROUGH SURVEILLANCE POSTS IN EACH WORK AREA OF THE IMMIGRATION OFFICE: PENGUATAN PELAKSANAAN TUGAS DAN FUNGSI INTELIJEN MELALUI POS PEGAWASAN DI SETIAP WILAYAH KERJA KANTOR IMIGRASI”. Journal of Law and Border Protection 1, no. 1 (May 28, 2021): 1–12. Accessed April 16, 2026. https://journal.poltekim.ac.id/jlbp/article/view/153.