Surapunt, Supachai. “Computer Simulation of the Distribution Behavior of Minor Elements in the Copper Smelting Process”. Science & Technology Asia 9, no. 4 (October 31, 2015): 61–68. Accessed May 4, 2024. https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/41605.