Cobalt and Copper Recovery from the Ancient Flotation Tailings using Selective Sulfation Roast - Leaching Process. J Min & Metal B Metallurgy [Internet]. 2019 Jul. 25 [cited 2026 Jun. 11];55(3):315-24. Available from: https://test.aseestant.ceon.rs/index.php/jmm/article/view/20815