Klein, E., Trautz, 0. R., Addelston, H.K., and Fankuchen, I.: An X-Ray Diffraction Microcamera and the Specimen Preparation for the Study of Tooth Structure, J. D. Res. 30: 439, 1951.
2.
X-Ray Diffraction DataCards, American Society for Testing Materials, Philadelphia, 1950.
3.
Gross, R.: Die kristalline Struktur von Dentin und Zahnschmelz, Berlin, 1926, Festschr. Zahnaerztl. Inst. Univ. Greifswald, p. 59.
4.
Bernal, J.D.: Interpretation of X-Ray, Single Crystal, Rotation Photographs, Proc. Roy. Soc., London ; A113: 130, 1926.
5.
Bale, W.F.: A Comparative Roentgen-Ray Diffraction Study of Several Natural Apatites and the Apatite-Like Constituent of Bone and Tooth Substance, Am. J. Roentgenol. 43: 736, 1940.
6.
Thewlis, J.: The Structure of Teeth as Shown by X-Ray Examination, London, 1940, Medical Research Council , Spec. Report Series 238.
7.
Bale, W.F., Hodge, H.C., and Warren, S.L.: Roentgen-Ray Diffraction Studies of Enamel and Dentine, Am. J. Roentgenol. 32: 369, 1934.
8.
Jensen, A.T., and Moeller, A.: Determination of Size and Shape of the Apatite Particles in Different Dental Enamels and in Dentin by the X-Ray Method, J. D. Res. 27: 524, 1948.
Jones, F.M. : The Measurement of Particle Size by the X-Ray Method, Proc. Roy, Soc., London, A166: 16, 1938.
11.
Jensen, A.T. : Determination of Particle Size by the X-Ray Powder Method, Det kgl. danske Videnskabernes Selskab, Mat.-Fys. Medd.20: No. 8, 1943.
12.
Warren, B.E. , and Biscoe, J.: The Structure of Silica Glass by X-Ray Diffraction Studies, J. Amer. Ceramic Soc. 21: 49, 1938.
13.
Trautz, O.R. , Klein, E., and Addelston, H.K.: Variations in the X-Ray Diffractograms of Dental Enamel of Man and Shark, J. D. Res. 31: 472, 1952.
14.
' Clark, G.L. , Bucher, C.S., and Lorenz, 0. : An Extension of X-Ray Researches on the Fine Structures of Colloids to Normal and Physiological Human Tissues, Radiology17: 482, 1931.
15.
Henschen, C. , Straumann, R., and Bucher, R. : Ergebnisse roentgenspektrographischer Untersuchungen an Knochen. Kristallitbau des anorganischen und des organischen Knochens, Deutsche Ztschr. f. Chir. 236: 485, 1932.