1. Malocclusion of the teeth;Angle,1907
2. Some recent observations on the growth of the face and their implications to the orthodontist;Brodie;Am J Orthod Oral Surg,1940
3. Evaluation of the cervical traction on the maxilla and upper first molar;Klein;Angle Orthod,1957
4. Observations on facial growth and its clinical significance;Moore;Am J Orthod,1959
5. The influence of orthodontic treatment on facial growth and development;Ricketts;Angle Orthod,1960