Fischer, R.B. , and Muhler, J.C.: The Effect of Sodium Fluoride Upon the Surface Structure of Powdered Dental Enamel, J. D. Res. 31: 751, 1952.
2.
Fischer, R.B. , Muhler, J.C., and Wust, C.J.: The Effects of Several Fluoride Reagents Upon the Surface Structure of Powdered Dental Enamel, J. D. Res. 33: 50, 1954.
3.
Fischer, R.B. , Elsheimer, H.N., and Muhler, J.C.: The Effects of Several Fluoride Reagents on the Structure of Whole Teeth, J. D. Res. 33: 538, 1954.
4.
McCann, H.S., and Bullock, F.A.: Reactions of Fluoride Ion With Powdered Enamel and Dentin, J. D. Res. 34: 59, 1954.
5.
Ring, C.E., Fischer, R.B., and Muhler, J.C.: An Infrared Study of Dental Enamel and Related Substances, J. D. Res. 34: 685, 1955.
6.
Guinier, A.: X-Ray Crystallographic Technology, English Translation by T. L. Tippell, London, 1952, Hilger and Watts, Ltd., Ch. 6.
7.
Ring, C.E.: Some Physical and Chemical Methods in the Study of I. Electrodeposited Nickel and II. The Dental Enamel-Fluorapatite System, Ph.D. Thesis, Indiana University, 1955.