1. Elimination of hyalinized periodontal tissues associated with orthodontic tooth movement;Rygh;Scand J Dent Res,1974
2. Some factors determining the evaluation of forces in orthodontics;Reitan;Am J Orthod,1957
3. Correlation of tooth movement with variable forces in the cat;Mitchell;Angle Orthod,1973
4. Oral histology: development, structure, and function;Ten Cate,1998
5. On force and tooth movement;Hixon;Am J Orthod,1970