1. Porcelain dental art: No. II;Land;Dent Cosmos,1903
2. The reinforcement of dental porcelain with ceramic oxides;McLean;Br Dent J,1965
3. Clinical examination of leucite-reinforced glass-ceramic crowns (Empress) in general practice: a retrospective study;Sjogren;Int J Prosthodont,1999
4. Zirconia as a ceramic biomaterial;Piconi;Biomaterials,1999
5. Biomechanical compatibility and design of ceramic implants for orthopedic surgery;Christel;Ann N Y Acad Sci,1988