A. Naseem, W. Ishaq, S. Aziz, S. Ahmed, and A. Ghafoor, “Influence of Operator Experience on Clinically Achieved Convergence Angle of Tooth Preparations for Metal-Ceramic Crowns”, Pak Armed Forces Med J, vol. 72, no. 5, pp. 1611–15, Nov. 2022, doi: 10.51253/pafmj.v72i5.5411.