Varavipour, Maryam, Saeid Givehchi, and Mahmoud Mashal. “Heavy Metals Distributions and Uptake in Field-Grown Maize After Application of Sewage Sludge in”. Asian Journal of Chemistry 21, no. 1 (March 30, 2010): 23–30. Accessed August 26, 2024. https://asianpubs.org/index.php/ajchem/article/view/18891.