1. The Frankfort-mandibular incisor angle (FMIA) in orthodontic diagnosis, treatment planning and prognosis;Tweed;Angle Orthod,1954
2. The integumental profile;Burstone;Am J Orthod,1958
3. Quantitative principles in cosmetic surgery of the face (profileplasty);Gonzales Ulloa;Plast Reconstr Surg,1962
4. The diagnostic line;Williams;Am J Orthod,1969
5. Assessment of the anteroposterior soft-tissue contour of the lower facial third in the ideal young adult;Spradley;Am J Orthod,1981