1. The mandibular dental arch: Part III buccal expansion;Schulhof;Angle Orthod,1978
2. Posttreatment and postretention changes following orthodontic therapy;Gardner;Angle Orthod,1976
3. A review of the retention problem;Riedel;Angle Orthod,1960
4. Mandibular dental arch form and dimension;Shapiro;Am J Orthod,1974
5. The fallacy of denture expansion as a treatment procedure;Strang;Angle Orthod,1949