1. Malocclusion of teeth;Angle,1907
2. A practical treatise on the technics and principles of dental orthopedia;Case,1921
3. The influence of orthodontic treatment on the basis of facial pattern and an estimate of its growth;Ricketts;Angle Orthod.,1957
4. Changes in relationship of points A and B during orthodontic treatment;Holdaway;Am. J. Orthod.,1956
5. The profile line as an aid in critically evaluating facial esthetics;Merrifield;Am. J. Orthod.,1966