References
- Beryman G., Engfeldt B. The distribution of mineral salts in the dentine with special reference to the dentinal tubules. Acta odont. Scand. 1955; 13: 1
- Bourghardt S., Urattgård S.-O., Hydén H., Jiewertz B., Larsson S. A microphotometer for microradiography. J. Sci. Instr. 1953; 31: 464
- Röckert H. Microradiographic Studies of Teeth. Experientia 1955; XI: 143