Kumar, M., and A. Srivastava. “Bioaccumulation of Heavy Metals in Some Tissues of Fish, Clarias Batrachus Exposed to Sub-Lethal Concentration of Nickel Sulphate and Potassium Dichromate”. The Scientific Temper, vol. 13, no. 01, June 2022, pp. 32-36, doi:10.58414/SCIENTIFICTEMPER.2022.13.1.04.