SALIM, Duaa Abed; EBRAHIEM, Sameera Ahmed. Measurement of Radon Concentration in College of Education for Pure Science / Ibn Al- Haitham Buildings Using CR-39 Detector. Ibn AL- Haitham Journal For Pure and Applied Science, [S.l.], v. 31, n. 2, p. 52-59, sep. 2018. ISSN 2521-3407. Available at: <http://jih.uobaghdad.edu.iq/index.php/j/article/view/1943>. Date accessed: 23 sep. 2019. doi: http://dx.doi.org/10.30526/31.2.1943.