1. The integumental profile;Burstone;Am. J. Orthod.,1958
2. Borderline extraction cases, facial esthetics and cephalometric criteria as the determinent in the extraction decision;Buchin;J. Clin. Orthod.,1971
3. A serial cephalometric study of the effects of orthodontic treatment on incisor overbite and the soft tissue profile;Hasstedt,1956
4. Incisor tooth retraction and subsequent profile change in postadolescent female patients;Hershey;Am. J. Orthod.,1972
5. The lower incisor—Its effect on treatment and esthetics;Lindquist;Am. J. Orthod.,1958