HARTANA, Hartana. EXISTENCE AND DEVELOPMENT GROUP COMPANIES IN THE MINING SECTOR (PT. BUMI RESOURCES TBK). Ganesha Law Review, [S. l.], v. 2, n. 1, p. 54–69, 2020. DOI: 10.23887/glr.v2i1.120. Disponível em: https://ejournal2.undiksha.ac.id/index.php/GLR/article/view/120. Acesso em: 16 dec. 2025.