Muhlemann, H.R.Periodontometry: A Method for Measuring Tooth Mobility, Oral Surg., Oral Med., Oral Path., 4:1220, 1951.
2.
----. Tooth Mobility. I. The Measuring Method, Initial and Secondary Tooth Mobility, J. Periodont., 25:22, 1954.
3.
-. Tooth Mobility. II. The Role of Interdental Contact Points and of Activation on Tooth Mobility, ibid., p. 125.
4.
Muhlemann, H.R., and Zander, H.A.Tooth Mobility. III. The Mechanism of Tooth Mobility, J. Periodont., 25:128, 1954.
5.
Muhlemann, H.R.Tooth Mobility. IV. Tooth Mobility Changes through Artificial Alterations of the Periodontum, J. Periodont., 25:198, 1954.
6.
----. Tooth Mobility. V. Tooth Mobility Changes through Artificial Trauma, ibid., p. 202.
7.
Hirt, H.A., and Muhlemann, H.R.Diagnosis of Bruxism by Measurement of the Tooth Mobility, Parodont., 9:47, 1955.
8.
Himmel, G.K. , Marthaler, T.M., Rateitschak, K.H., and Muhlemann , H.R.Experimental Changes of Diurnal Periodicity in the Physical Properties of Periodontal Structures, Helv. Odont. Acta, 1:16, 1957.
9.
Zwirner, E.Verwendungsmöglichkeiten des Kathodenstrahloszillographen zu Forschungszwecken in der Zahn- Mund- Kieferheilkunde, Deut. Zahnärtzt. Z., 4:794, 1949.
10.
-. Nachweis von Zahnbewegungen im Tierversuch, ibid., 6:39, 1951.
11.
Picton, D.C.A.A Method of Measuring Physiological Tooth Movements in Man, J. D. Res., 36:814, 1957.
12.
Synge, J.L.The Tightness of the Teeth Considered as a Problem Concerning the Equilibrium of a Thin Incompressible Elastic Membrane, Phil. Trans. Roy. Soc. London, A, 231:435, 1933.
13.
Gabel, A. B. AMathematical Analysis of the Function of the Fibers of the Periodontal Membrane, J. Periodont., 25:191, 1956.