Radon concentration measurement in soil for some northen Iraqi’s regions by using CR-39 detector. Baghdad Science Journal, Iraq, Baghdad, v. 6, n. 3, p. 514–518, 2009. DOI: 10.21123/bsj.2009.6.3.514-518. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/1010.. Acesso em: 24 dec. 2024.