1. Force systems from an ideal arch;Burstone;Am J Orthod,1974
2. Force systems from an ideal arch—large deflection considerations;Koenig;Angle Orthod,1989
3. Three-dimensional large displacement analysis of orthodontic appliances;DeFranco;J Biomech,1976
4. Three-dimensional force systems from vertically activated orthodontic loops;Raboud;Am J Orthod Dentofacial Orthop,2001
5. 3-D experimental identification of force systems from orthodontic loops activated for first order corrections;Menghi;Angle Orthod,1999