yaseen KK, Hameed DK. Haydrogeouphology of The valley of nations using Geogrophic techniques (Analytical study). J. Tikrit U Hum. [Internet]. 2018 Sep. 20 [cited 2026 Sep. 2];25(9):218-55. Available from: https://jtuh.org/index.php/jtuh/article/view/641