Mustafa A. Mahmoud, Rasheed M. Yousuf. Measuring the concentration of uranium in the Qayyarah oilfield and refinery. Tikrit J. Pure Sci. [Internet]. 2021 Nov. 21 [cited 2024 May 14];26(5):60-4. Available from: https://tjps.tu.edu.iq/index.php/tjps/article/view/179