PARDEDE, Marulak. Implikasi Hukum Kontrak Karya Pertambangan terhadap Kedaulatan Negara. Jurnal Penelitian Hukum De Jure, [S. l.], v. 18, n. 1, p. 1–21, 2018. DOI: 10.30641/dejure.2018.V18.1-21. Disponível em: https://lawpolicyjournal.id/index.php/dejure/article/view/312. Acesso em: 18 oct. 2026.