K. H, A. and H.K, I. (2017) “The study of Radioactivity in soil samples from region AL-Heara in Al-Najaf Al-Ashraf Government”, Al-Qadisiyah Journal of Pure Science, 19(1). Available at: https://journalsc.qu.edu.iq/index.php/JOPS/article/view/118 (Accessed: 4May2024).