BISWADEEP GHATAK, and DEEPA MADATHIL. “APPROACHES TO REDUCE THE MENACE OF HEAVY METAL ACCUMULATION IN SOIL AND WATER: A REVIEW”. International Journal of Pharma and Bio Sciences, vol. 7, no. 3, Sept. 2016, pp. 1232-7, https://ijpbs.net/index.php/journal/article/view/5375.