هيفا س. . . ., أسعد ع. and فارس ر. . . (2022) “Temporal and spatial changes of some nitrogen pollutants in the lower section of the Alkabeer Alshamali River”, Tishreen University Journal -Biological Sciences Series, 44(2), pp. 213–225. Available at: https://journal.tishreen.edu.sy/index.php/bioscnc/article/view/12429 (Accessed: 25November2024).