KHAN, I. ul H.; SIDDIQUE, I. T. Chemical Extraction of Copper from Copper Sulphide Ores of Pakistan by Roast Leach Method: Copper Extraction from Copper Sulphide Ores. Biological Sciences - PJSIR, [S. l.], v. 53, n. 5, p. 233–238, 2010. Disponível em: https://v2.pjsir.org/index.php/biological-sciences/article/view/469. Acesso em: 7 may. 2024.