al-khafaji, K.A.A. 2016. Determination of Heavy Metals Tolerance and their Damaging Effects on a Local Soil Thermophilic Isolate Bacillus stearothermophilus. Journal of Biotechnology Research Center (JOBRC). 10, 1 (Jan. 2016), 50–56. DOI:https://doi.org/10.24126/jobrc.2016.10.1.464.