M. Nasir, Ali, Shaker B. Abdullah, and Sami T. L. Al-Yaseri. 2011. “Determination of Some Trace Metals in Water of Shatt Al-Arab River During 2007-2008”. University of Thi-Qar Journal of Science 2 (4): 109-16. https://jsci.utq.edu.iq/index.php/main/article/view/452.