Siwachakeeyawate, R., S. Arunpraditkul, and W. Tumrasvin. “Effect of lithium disilicate ceramic thickness on the color outcome of titanium implant abutment”. Mahidol Dental Journal, vol. 43, no. suppl, Oct. 2023, pp. S133-S138, https://he02.tci-thaijo.org/index.php/mdentjournal/article/view/265353.