1. Porcelain-fused-to-metal (PFM) alternatives;Donovan;J Esthet Restor Dent,2009
2. Twenty-year follow-up of metal-ceramic single crowns: a retrospective study;Näpänkangas;Int J Prosthodont,2008
3. 4-year clinical study of castable ceramic crowns;Kelsey;Am J Dent,1995
4. The effect of finish line preparation and layer thickness on the failure load and fractography of ZrO2 copings;Reich;J Prosthet Dent,2008
5. Can material properties predict survival of all-ceramic posterior crowns?;Rekow;Compend Contin Educ Dent,2007