1. Handbook of orthodontics;Moyers,1988
2. Dentofacial deformities. Integrated orthodontics and surgical correction;Epker,1986
3. Adolescent facial morphology of bone-grafted cleftlip and palate patients;Friede;Scand J Plast Reconstr Surg,1982
4. Long-term effects of premaxillary setback on facial skeletal profile in complete bilateral cleft lip and palate;Friede;Cleft Palate J,1985
5. Intermaxillary relations;Posselt,1962