1. Molar fracture resistance after adhesive restoration with ceramic inlays or resin-based composites;Bremer;Am J Dent,2001
2. Christensen G: Clinician's Report Newsletter, 2005.
3. Fracture resistance of teeth directly and indirectly restored with composite resin and indirectly restored with ceramic materials;Dalpino;Am J Dent,2002
4. Danish Ministry for Health, 2008.