Haragobinda Srichandan and  Chandra Sekhar Gahan and  Dong-Jin Kim and  Seoung-Won Lee,  Bioleaching of Spent Catalyst using Moderate Thermophiles with Different Pulp Densities and Varying Size Fractions without Fe Supplemented Growth Medium.   journal   = {International Journal of Geological and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2012, vol. 61(1). 45 - 51
    [viewed 11 May 2024]. Available from: https://publications.waset.org/pdf/10084.