1. Post-eruptive changes in dental enamel;Backer Dirks;J. dent. Res.,1966
2. Variations in the mineral content of the enamel of Polynesian teeth;Baume;Int. dent. J.,1973
3. A study of the phosphate solubility of the human enamel surface;Brudevold;J. dent. Res.,1948
4. Chemical composition of the teeth in relation to caries;Brudevold,1962
5. Physicochemical aspects of the enamel saliva system;Brudevold;Adv. Fluor. Res.,1964