1. Einige Beltrage zur theori der Zahnregulierung;Sandstedt;Nord Tandlakare Tidskr,1904
2. Some factors determining the evaluation of force in orthodontics;Reitan;Am J Orthod,1957
3. Effect of force magnitude and direction of tooth movement on different alveolar bone type;Reitan;Angle Orthod,1964
4. Histologic study on the periodontal structures incident to experimental tooth movement;Koga;Sikagakuhou,1974
5. Light and electron microscopic study of multinucleated giant cells related with the resorption of hyalinized tissues;Okumura;J Jpn Orthod Soc,1982