MUSTAFA, Ali Mundher. Chemical Extractive Technique for Commercial Purity Metals. Al-Nahrain Journal for Engineering Sciences, [S. l.], v. 21, n. 3, p. 320–326, 2018. DOI: 10.29194/NJES.21030320. Disponível em: https://nahje.journalpath.com/nahje/article/view/453. Acesso em: 30 may. 2026.