1. Begg orthodontic theory and technique;Begg,1971
2. An analysis of archwire;Munday;Begg J. Orthod.,1969
3. The science of dental materials;Skinner,1967
4. An evaluation of 0.016 inch (0.406 mm.) orthodontic light wires;Masson,1969
5. Physical properties of orthodontic wires;Masson;Aust. Orthod. J.,1975