Abdul Hassan, I. K., and I. M. Alsalman. “An Ecological Study for Irrigational Project (Beat- Zwena River) in Diyala Province”. Ibn AL-Haitham Journal For Pure and Applied Sciences, vol. 28, no. 2, Apr. 2017, pp. 266-81, https://jih.uobaghdad.edu.iq/index.php/j/article/view/236.