SYAHADA, R. N.; ALFARIZI, M. A. Immigration Civil Service Investigator Authority in Implementing Investigation and Investigation as Law Enforcement Efforts on Immigration Criminal Actions: KEWENANGAN PENYIDIK PEGAWAI NEGERI SIPIL (PPNS) KEIMIGRASIAN DALAM MELAKSANAKAN PENYELIDIKAN DAN PENYIDIKAN SEBAGAI UPAYA PENEGAKAN HUKUM TERHADAP TINDAK PIDANA KEIMIGRASIAN. Journal of Law and Border Protection, [S. l.], v. 1, n. 2, p. 59–71, 2019. DOI: 10.52617/jlbp.v1i2.173. Disponível em: https://journal.poltekim.ac.id/jlbp/article/view/173. Acesso em: 28 apr. 2026.