Ari I.Mhohammad ameen, and Habeeb H. Mansour. “222Rn Activity Concentration Measurement and Its Radiological Risks in the Environment of Barserin Village, Erbil-Iraq”. Zanco Journal of Pure and Applied Sciences 34, no. 2 (April 13, 2022): 6–21. Accessed May 19, 2024. https://zancojournal.su.edu.krd/index.php/JPAS/article/view/132.