E. C. Giese and P. M. Vaz, “Bioleaching of Primary Nickel Ore Using Acidithiobacillus ferrooxidans LR Cells Immobilized in Glass Beads”, Orbital: Electron. J. Chem., vol. 7, no. 2, pp. 191–195, Jun. 2015, Accessed: Jan. 31, 2026. [Online]. Available: https://periodicos.ufms.br/index.php/orbital/article/view/17889