Alyousif, Basim Turki Wthiaj. “STUDY OF THE PHYSICAL AND CHEMICAL CHARACTERISTICS OF MARSH ABU ZARK 2020-2021”. Web of Scientist: International Scientific Research Journal, vol. 4, no. 12, Dec. 2023, pp. 365-76, https://wos.academiascience.org/index.php/wos/article/view/4601.