Measurement of Radon-222 Concentration in Soil Samples of some Sulfuric Spring in Hit City Using CR-39 Detector. Baghdad Science Journal, Iraq, Baghdad, v. 8, n. 4, p. 972–975, 2011. DOI: 10.21123/bsj.2011.8.4.972-975. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/1318.. Acesso em: 1 may. 2024.