Sofy Hussein, Bayan, Khalid Mahmood Ismael Sharbazheri, & Nabil Adiel Tayeb Ubaid. " Comparison between the Effect of Local Katira Gum and Xanthan Gum on the Rheological Properties of Water-based Drilling Fluids." UHD Journal of Science and Technology [Online], 4.2 (2020): 18-27. Web. 2 Aug. 2021