Sultana, T., Rahman, M., Ali, M. and Ahmed, A.T.A. 2015. Bioaccumulation of heavy metals in some shell fishes and soil from polluted in chaktai khal of karnafully River, Chittagong. Bangladesh Journal of Zoology. 43, 1 (Dec. 2015), 145–151. DOI:https://doi.org/10.3329/bjz.v43i1.26148.