1. Noye’s oral histology and embryology,1953
2. Physical, physiological and pathological studies of dental enamel;Karlström;Stockholm, A.-B. Fahlcrantz,1931
3. A comparison between two methods of ashing enamel and dentin;Bird;J. D. Res.,1948
4. Chemical investigation of the organic content of human enamel;Sprawson;Brit. D. J.,1928
5. Amount of organic matter in enamel from various types of human teeth;Deakins;J. D. Res.,1941