1. Physiologic recovery following orthodontic treatment;Horowitz;Am J Orthod,1969
2. Comparison of occlusal contacts with use of Hawley and clear overlay retainers;Sauget;Angle Orthod,1997
3. A review of the retention problem;Riedel;Angle Orthod,1960
4. Stability and relapse of dental arch alignment;Little;Br J Orthod,2016
5. Bonded orthodontic retainers: a review;Bearn;Am J Orthod Dentofacial Orthop,1995