1. The importance of force in orthodontics;Smith;Aust J Dent,1952
2. Force in orthodontics and its relation to tooth movement;Storey;Aust J Dent,1952
3. Canine retraction: a photoelastic study;Baeten;Am J Orthod,1975
4. Optimizing anterior and canine retraction;Burstone;Am J Orthod,1976
5. Effects of wire size, loop configuration and gabling on canine-retraction springs;Chaconas;Am J Orthod,1974