1. Technique and treatment with the edgewise appliance;Thurow,1962
2. Force systems from an ideal arch;Burstone;Am J Orthod,1974
3. Tensile properties of orthodontic wire;Twelftree;Am J Orthod,1977
4. A study of force decay in uprighting springs used in the Begg technique;Lebsach;Aust Orthod J,1980
5. Effects of composition and cross section on the elastic properties of orthodontic wires;Kusy;Angle Orthod,1981