1. Orthodontic bonding to porcelain;Videen,1984
2. Direct bonding to porcelain: an in vitro study;Bahram;Am J Orthod,1979
3. An in vitro comparison of shear and tensile bond strengths for orthodontic brackets directly bonded to enamel, porcelain and gold;Stieg,1987
4. Shear and tensile bond strengths of ceramic orthodontic brackets: An in vitro evaluation;Evans,1991
5. Silane bonding of porcelain teeth to acrylic;Semmelman;J Am Dent Assoc,1968