JOURNAL, B. S. Measurement of Indoor Radon Gas Concentration in same Region of Baghdad Governorate Using CR-39 Nuclear Track Detector: Ruwiadah Tarek Mahdi. مجلة بغداد للعلوم, Iraq, Baghdad, v. 14, n. 4, p. 0688, 2017. DOI: 10.21123/bsj.2017.14.4.0688. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/2411. Acesso em: 20 2021.