Howell, A.H. , and Manly, R.S.: An Electronic Gauge for Measuring Oral Forces, J. D. Res. 27: 705-712, 1948.
2.
Howell, A.H. , and Brudevold, F.: Vertical Forces Used During Chewing of Food , J. D. Res. 29: 133-136, 1950.
3.
Moyers, R.E. : Temporomandibular Muscle Contraction Patterns in Angle Class II, Division 1 Malocclusions: An Electromyographic Analysis , Am. J. Orthodontics35: 837-855, 1949.
4.
Muhlemann, H.R. : Periodontometry, a Method for Measuring Tooth Mobility, Oral Surg. 4: 1220-1233, 1951 .
5.
Neumann, H.H. : Measurement of the Effort Exerted in Chewing Various Foods, J. D. Res. 29: 463-468, 1950.
6.
Feldstein, L. : An Instrument for Measuring Muscular Forces Acting on the Teeth, Am. J. Orthodontics36: 856-859, 1950.
