Measurement of radon and thoron concentrations of soil- gas in Al-Kufa city using RAD-7 detector. Iraqi Journal of Physics, [S. l.], v. 10, n. 19, p. 110–116, 2021. Disponível em: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/736.. Acesso em: 12 may. 2024.