Ahmed, S. ., F. ur- Rehman Qazi, and Y. . Ali Abidi. “Effects of Sodium Hypochlorite Irrigation on Dentine Hardness”. Journal of the Dow University of Health Sciences (JDUHS), vol. 4, no. 3, Dec. 2010, pp. 103-6, https://jduhs.jduhs.duhs.edu.pk/index.php/jduhs/article/view/1336.