Elsayed, Ehab A. “Using QUAL2K Model and River Pollution Index for Water Quality Management in Mahmoudia Canal, Egypt”. JNRD - Journal of Natural Resources and Development 4 (August 7, 2014): 54–63. Accessed December 22, 2024. https://journals.ub.uni-koeln.de/index.php/JNRD/article/view/688.