Guntoro, Pratama Istiadi, Ari Jokilaakso, Niko Hellsten, and Pekka Taskinen. “Copper Matte – Slag Reaction Sequences and Separation Processes in Matte Smelting”. Journal of Mining and Metallurgy, Section B: Metallurgy 54, no. 3 (December 26, 2018): 301. Accessed February 7, 2026. https://www.aseestant.ceon.rs/index.php/jmm/article/view/16566.