Jasim, Amany M., et al. “Study of Industrial Pollution and Its Effect on Nile Tilapia in Marryotia Canal”. Ibn AL-Haitham Journal For Pure and Applied Sciences, vol. 26, no. 1, Apr. 2017, pp. 22-33, https://jih.uobaghdad.edu.iq/index.php/j/article/view/500.