“Estimation and Distribution of Some Heavy Metals in Urban Soils at Kufa, Najaf Governorate: An Environmental Geochemistry Research”. Iraqi Journal of Science 64, no. 3 (February 28, 2023): 1285–1298. Accessed May 6, 2024. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/7803.