č†irković, Milorad, Željko Kamberović, and Mile Bugarin. “Laboratory Testing Results of Kinetics and Processing Technology of the Polymetallic Sulphide Concentrate Blagojev Kamen - Serbia”. Metallurgical and Materials Engineering 22, no. 2 (June 30, 2016): 117–128. Accessed April 30, 2026. https://metall-mater-eng.com/index.php/home/article/view/220.