Experimental results of copper extraction from low-copper polymetallic concentrates. Bulletin of the Institute of Chemistry and Chemical Technology, [S. l.], v. 13, n. 13, p. 17–28, 2025. DOI: 10.5564/bicct.v13i13.5218. Disponível em: https://www.mongoliajol.info/index.php/BICCT/article/view/5218. Acesso em: 27 jun. 2026.