Juel, M. A. I., T. K. Dey, M. I. S. Akash, and K. K. Das. “Heavy Metals Phytoremidiation Potential of Napier Grass Cultivated on Tannery Sludge in Bangladesh”. Journal of Engineering Science, vol. 12, no. 1, Apr. 2021, pp. 35-41, doi:10.3329/jes.v12i1.53099.