Abbas, M., Z. Parveen, M. . Iqbal, R. Riazuddin, S. . Iqbal, M. . Ahmed, and R. . Bhutto. “Monitoring of Toxic Metals (cadmium, Lead, Arsenic and Mercury) in Vegetables of Sindh, Pakistan”. Kathmandu University Journal of Science Engineering and Technology, vol. 6, no. 2, Jan. 2010, https://journals.ku.edu.np/kuset/article/view/294.