1. A new x-ray technique and its application to orthodontia;Broadbent;Angle Orthod,1931
2. Bolton standards of dentofacial development growth;Broadbent,1975
3. Radiographic cephalometric: from basics to 3-D imaging;Jacobson,2006
4. Digital imaging in orthodontics;Sarver,2006
5. How reliable is cephalometric prediction?;Jacobson,2006