1. Brudevold, F., and Soremark, R.: Chemistry of the Mineral Phase of Enamel, in Miles, A.E.W. (ed) : Structural and Chemical Organization of Teeth, Vol 2, New York: Academic Press , 1967, p 249.
2. Rowles, S.L.: Chemistry of the Mineral Phase of Dentin, in Miles, A.E.W. (ed) : Structural and Chemical Organization of Teeth, Vol 2. New York: Academic Press , 1967, pp 209-211.
3. Spectrum Analysis of Dental Tissues for "Trace" Elements
4. INORGANIC AND ORGANIC COMPONENTS OF TOOTH STRUCTURE*