1. 1) Summit JB, Robbins JW, Hilton TJ, Schwartz RS, editors. Fundamentals of Operative Dentistry. A contemporary Approach. 3th ed. Chicago: Quintessence Pub; 2006. p. 293-294.
2. 2) Roberson TM, Heymann HO, Swift EJ Jr, editors. Sturdevant’s Art and Science of Operative Dentistry. 5th ed. St. Louis: Mosby; 2006. p. 504-505.
3. 3) Roberson TM, Heymann HO, Swift EJ Jr, editors. Sturdevant’s Art and Science of Operative Dentistry. 5th ed. St. Louis: Mosby; 2006. p. 611-613.
4. 4) Banerjee A, Watson TF. Pickard’s Guide to Minimally Invasive Operative Dentistry. 10th ed. Oxford: Oxford University Press; 2015. p. 105-107.
5. 5) Anadioti E, Aquilino SA, Gratton DG, Holloway JA, Dentry IL, Thomas GW, Qian F. Internal fit of pressed and computer aided design/computer-aided manufacturing ceramic crowns made from digital and conventional impressions. J Prosthet Dent 2015; 113: 304-309.