J, T.; G, B.; B, D.; KIM, D. S.; LEE, H. J. Preparation of rare earth oxides from Synchysite oxidized ore by acid leaching. Mongolian Journal of Chemistry, [S. l.], v. 18, n. 44, p. 1–4, 2018. DOI: 10.5564/mjc.v18i44.931. Disponível em: https://www.mongoliajol.info/index.php/MJC/article/view/931. Acesso em: 15 jun. 2024.