Setiawan S, A. 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. jlbp 2021, 1, 1-12.