Ullah, S., A. Kamal, S. Al-Neyam, A. Faizullah, and S. Jahan. “Effect of Lead on Growth and Mineral Content of Rice (<i>Oryza sativa</I> L.)”. Bangladesh Journal of Scientific Research, vol. 24, no. 1, Nov. 2011, pp. 67-74, https://banglajol.info/index.php/BJSR/article/view/9017.