Mumtaz, M., A. U. Zia, K. Illyas, H. Khan, E. Zakria, and Z. H. Raja. “Time Required for Performing a Manual Cephalometric Analysis Compared to a Digital Cephalometric Analysis on DentiCephX Software”. Pakistan Orthodontic Journal, vol. 12, no. 2, Apr. 2021, pp. 77-81, https://mail.poj.org.pk/index.php/poj/article/view/291.