Brudevold, F. : A Study of the Phosphate Solubility of the Human Surface Enamel, J. D. Bes. 27: 320, 1948.
2.
Jenkins, G.N. , Armstrong, P.A., and Speirs, R.L.: Laboratory Investigations on the Relation of Fluorine to Dental Caries on Tyneside and District, Proc. Royal Soc. Med. 45: 517, 1952.
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Sullivan, H.R. : The Solubility of Enamel Surfaces, J. D. Res. 33: 504, 1954.
4.
Hals, E., Morch, T., and Sand, H.F.: Effect of Lactate Buffers on Dental Enamel In Vitro, Acta odont. scandinav.13: 85, 1955.
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Darling, A.I. : Studies of the Early Lesion of Enamel Caries With Transmitted Light, Polarized Light and Radiography, Brit. D. J. 101: 289, 1956.
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Losee, F.L.: Personal communication, guest lecturer, Rochester, 1955.
7.
Isaac, S., Brudevold, F., Smith, F.A., and Gardner, D.E.: The Relation of Fluoride in the Drinking Water to the Distribution of Fluoride in Enamel, J. D. Res. 37: 318, 1958.
8.
Willard, H.H. , and Winter, O.B.: Volumetric Method For Determination of Fluorine, J. Indust. Eng. & Chem. Anal. 5: 7, 1933.
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Smith, F.A., and Gardner, D.E.: A Comparison of the Thorium Nitrate Back-Titration and the Salt-Acid Thorium Titration for the Determination of Fluoride, Arch. Biochem . 29: 311, 1950.
10.
Williams, J.B. , and Irvine, J.W., Jr.: Preparation of the Inorganic Matrix of Bone, Science119: 771, 1954.
11.
Sobel, A.E., and Sklersky, S.: Direct Acidimetric Microtitration Method for Calcium, J. Biol. Chem. 122: 665, 1938.
12.
Quinlan, K.P. , and De Sesa, M.A.: Spectrophotometric Determination of Phosphorus as Molybdovanadophosphoric Acid, Anal. Chem. 27: 1626, 1955.
13.
Brudevold, F., Gardner, D.E., and Smith, F.A.: The Distribution of Fluoride in Human Enamel , J. D. Res. 35: 420, 1956.
14.
Sellman, S. : Effect of Drying and Heating on the Solubility of Powdered Enamel, Odont. Revy. 4: 344, 1953.
15.
Brudevold, F., and Steadman, L.T.: The Distribution of Lead in Human Enamel , J. D. Res. 35: 430, 1956.
16.
Jenkins, G.N. , and Speirs, R.L.: Distribution of Fluorine in Human Enamel , J. Physiol. 121: 21, 1953.