1. Summary of AAO ceramic bracket survey;Bulletin Suppl,1989
2. A technical bulletin on the issue of bonding and debonding ceramic brackets #070-5039;Swartz,1988
3. The mechanical bond;Retief;Int Dent J,1978
4. Crystalline interface formed by polyacrylic acid and tooth ename;Smith;J Dent Res,1973
5. Round table on bonding;Gorelick;J Clin Orthod,1978