Aziz, Abdul, Shah Mohammad Ullah, and Md Rafique Ullah. “Arsenic in Rice Grains at Sonargaon, Bangladesh”. Bangladesh Journal of Botany 44, no. 1 (March 26, 2015): 85–89. Accessed May 26, 2022. https://www.banglajol.info/index.php/BJB/article/view/22728.