ZAMRAH, Ade; NURDIN, Boy. Problems of Upstream and Downstream Integration of Rare Earth Metals in the National Mining Legal System. Journal Customary Law, [S. l.], v. 3, n. 3.1, p. 1–10, 2026. DOI: 10.47134/jcl.v3i3.1.5872. Disponível em: https://journal.pubmedia.id/index.php/jcl/article/view/5872. Acesso em: 6 jul. 2026.