Effect of Na2CO3 on the preparation of metallic tin from cassiterite roasted under strong reductive atmosphere. Journal of Mining and Metallurgy, Section B: Metallurgy, [S. l.], v. 52, n. 1, p. 09–15, 2015. Disponível em: https://test.aseestant.ceon.rs/index.php/jmm/article/view/7684. Acesso em: 11 jun. 2026.