IDRUS, Arifudin; ATI, E. M.; HARIJOKO, A.; MEYER, F. M. Characteristics and Origin of Sedimentary-Related Manganese Layers in Timor Island, Indonesia. Indonesian Journal on Geoscience, [S. l.], v. 8, n. 4, p. 191–203, 2013. DOI: 10.17014/ijog.8.4.191-203. Disponível em: https://ijog.geologi.esdm.go.id/index.php/IJOG/article/view/169. Acesso em: 23 aug. 2025.