Nazari Moghaddam, K., S. Nazari, L. Shakeri, K. Honardar, and F. Mirmotalebi. “In Vitro Detection of Simulated Apical Root Perforation With Two Electronic Apex Locators”. Iranian Endodontic Journal, vol. 5, no. 1, June 2010, pp. 23-26, doi:10.22037/iej.v5i1.1602.