1. Growth and Class II Treatment;Cohen;Am. J. Orthodontics,1966
2. Guiding Alveolar Growth and Eruption of Teeth to Reduce Treatment Time and Produce a More Balanced Denture and Face;Kloehn;Angle Orthodontist,1947
3. Extraoral Force, Facts and Fallacies;Graber;Am. J. Orthodontics,1955
4. Orthodontics—Force or Persuasion;Kloehn;Angle Orthodontist,1953
5. An Evaluation of Cervical Traction on the Maxilla and the Upper First Permanent Molar;Klein;Angle Orthodontist,1957