Al-Saad, Mohammed Hassan, Alaa Ibrahim Elaibi, and Inas Sami Mageed. “Improving Nutrient Removal in Constructed Wetland Wastewater Treatment”. Journal of Petroleum Research and Studies 2, no. 2 (July 1, 2011): 44-64. Accessed December 21, 2024. https://jprs.gov.iq/index.php/jprs/article/view/38.