HAMRLA, M. Preliminary Sulfur Isotope Investigations and Origin of Massive Sulfides in Asmara Area, Ethiopia. Geologija, [S. l.], v. 17, n. 1, p. 399–413, 1974. Disponível em: https://www.geologija-revija.si/index.php/geologija/article/view/328. Acesso em: 20 apr. 2024.