1. Glossary of orthodontic terms;Daskalogiannakis,2000
2. Orthodontic force application to titanium endosseous implants;Turley;Angle Orthod,1988
3. Overview of the intra-maxillary non-compliance appliances with absolute anchorage;Papadopoulos,2006
4. Orthodontics: an historical review of its origin and evolution;Weinberger,1926
5. On equilibrium theory of tooth position;Weinstein;Angle Orthod,1963