Yasin, S..
" A Study of Monthly Changes in some Physical, Chemical, and Phytosanitary parameters in Tigris River at Salah Din Governorate." <em>Tikrit Journal for Agricultural Sciences مجلة تكريت للعلوم الزراعية</em> [Online], 18.4 (2018): 96-109. Web. 14 Aug. 2021