Phillips, R.W. , and Swartz, M.L.: Effect of Certain Restorative Materials on Solubility of Enamel, J. A. D. A. 54: 623, 1957.
2.
Armstrong, W.D. , and Simon, W.J.: Penetration of Radio-Calcium at the Margins of Filling Materials: A Preliminary Report, J. A. D. A. 43: 684, 1951.
3.
Sausen, R.E., Armstrong, W.D., and Simon, W.J.: Penetration of Radio-Calcium at Margins of Acrylic Restorations Made by Compression and Non-Compression Technics, J. A. D. A. 47: 636, 1953.
4.
Crawford, W.H. , and Larson, J.H.: Dental Restorative Materials: Amalgam, Acrylics, J. D. Res. 33: 414, 1954.
5.
Phillips, R. W., and Swartz, M. L.: Unpublished data.
6.
Hirsch, L., and Weinreb, M.M. : Marginal Fit of Direct Acrylic Restorations, J. A. D. A. 56: 13, 1958.
7.
Crouse, J., Swartz, M.L., and Phillips, R.W.: Enamel Solubility of Polished and Roughened Surfaces, Ann. Den. 13: 37, 1954.
8.
Manly, R.S., and Hodge, H.C.: Density and Refractive Index Studies of Dental Hard Tissues, J. D. Res. 18: 133, 1939.
9.
Battistone, G.C., and Burnett, G.W.: Studies of the Composition of Human Dentinal Protein, J. D. Res. 35: 255, 1956.
10.
Solomon, K. , Gabrio, B.W., and Smith, G.F.: A Precision Method for Quantitive Determination of Calcium in Blood Plasma, Arch. Biol. Chem. 11: 433, 1946.
