Urapepon, Somchai, and Vicente O. Medina III. “Effect of different materials on marginal accuracy of crown coping fabricated by a CAD-CAM system”. Mahidol Dental Journal 41, no. 1 (April 26, 2021): 63–68. accessed September 28, 2026. https://he02.tci-thaijo.org/index.php/mdentjournal/article/view/246782.