1. Controversies in orthodontic;Bramante;Dent Clin North Am,1990
2. Treatment of malocclusion of the teeth;Angle,1907
3. A review of the retention problem;Reidel;Angle Orthod,1960
4. An evaluation of changes in mandibular anterior alignment from 10 to 20 years postretention;Little;Am J Orthod Dentofac Orthop,1988
5. The logic of modern retention procedures;Kaplan;Am J Orthod Dentofac Orthop,1988