Rasheed EM. A Study of The Radionuclides of The Petroleum Waste In Dora and Bijie Refineries Using (Hpge) Detector. Journal of Petroleum Research and Studies [Internet]. 2012May1 [cited 2024May14];3(1):122-30. Available from: https://jprs.gov.iq/index.php/jprs/article/view/66