Hammood, Hayder Abdulwahid. 2019. “Radon Exhalation Rate and Mean Annual Effective Dose from Radium Concentration from Gharraf Canal and Its Some Branches in Thi Qar Governorate (Iraq)”. University of Thi-Qar Journal 12 (1):81_97. https://www.jutq.utq.edu.iq/index.php/main/article/view/81.