1. The Herbst appliance;Pancherz,1995
2. Long-term effect of treatment with the headgear-Herbst appliance in the early mixed dentition. Stability or relapse?;Wieslander;Am J Orthod Dentofacial Orthop,1993
3. Orofacial orthopedics with the Function Regulator;Fränkel,1989
4. An examination of dental crowding and its relationship to tooth size and arch dimension;Howe;Am J Orthod,1983
5. The role of the transverse dimension in orthodontic diagnosis and treatment;McNamara,1999