SYAMSUMARDIAN, Lisda; HAMID, Adnan. The Precautionary Principle as a Law Enforcement Instrument: Immigration Supervision of Foreign Workers at IMIP Morowali Airport to Maintain National Sovereignty. Greenation International Journal of Law and Social Sciences, [S. l.], v. 3, n. 4, p. 1634–1646, 2026. DOI: 10.38035/gijlss.v3i4.861. Disponível em: https://research.e-greenation.org/GIJLSS/article/view/861. Acesso em: 3 may. 2026.