KHOI, N. N. Mineral Resources Potential of Vietnam and Current State of Mining Activity. Applied Environmental Research, [S. l.], v. 36, n. 1, p. 37–46, 2014. DOI: 10.35762/AER.2014.36.1.6. Disponível em: https://ph01.tci-thaijo.org/index.php/aer/article/view/16346. Acesso em: 5 apr. 2025.