Nafa Kaka, Luay. “Determination of the Working Length in Root Canal Treatment Using Bisecting Angle Technique”. Mustansiria Dental Journal 1, no. 2 (December 15, 2004): 139–144. Accessed July 3, 2024. https://mdj.uomustansiriyah.edu.iq/index.php/mdj/article/view/1116.