Wang, Lijun, Pengtao Hou, Yaxian Wang, and Kuochih Chou. 2016. “Estimating Phosphate Capacities of Multi-Component Slags by Mass Triangle Model”. Journal of Mining and Metallurgy, Section B: Metallurgy 53 (1), 31-36. https://aseestant.ceon.rs/index.php/jmm/article/view/10603.