1. Esthetics in dentistry;Goldstein,2018
2. Esthetics of anterior fixed prosthodontics;Chiche,1996
3. Fundamentals of esthetics;Rufenacht,1990
4. A multidisciplinary approach to esthetic dentistry;Spear;Dent Clin North Am,2007
5. The virtual patient in dental medicine;Joda;Clin Oral Implants Res,2015