1. Survey of current practice procedures;Germond;Am. J. Orthodont.,1955
2. Clinical significance of tissue changes incidental to tooth movement;Hemley;Am. J. Orthodont.,1955
3. Reappraisal of labiolingual therapy;Oliver;Am. J. Orthodont,1953
4. Selection of forces for tooth movement;Halderson;Am. J. Orthodont.,1953
5. Force control in the movement of dental structures;Carey;Angle Orthodont.,1944