Radioactivity of Some Soils in the University of Tikrit, Iraq, college of Education for Girls using Solid-State Nuclear Track Detector type CR-39. Iraqi Journal of Science, [S. l.], v. 60, n. 9, p. 2015–2021, 2019. DOI: 10.24996/ijs.2019.60.9.15. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/924.. Acesso em: 2 may. 2024.