Zhao, K., G. Gu, G. Qiu, and X. Wang. “Study on the Jarosite Mediated by Bioleaching of Pyrrhotite Using Acidthiobacillus Ferrooxidans”. Bioscience Journal, vol. 33, no. 3, May 2017, pp. 721-9, doi:10.14393/BJ-v33n3-33824.