References
- Philips Ralf W. “Sciences of Dental materials”. W.B. sauders Co., Pub 1982; 223–226
- Wayne Cook D., Derrick Beech R., Martin Tyas J. Bio-materials 1985; 6: 362–367
- Sheela M. S., Thamere Selvy K., Kalliana Krishnan V., Pal S. N. Journel of applied polymer sciences 1991; 42: 561–573
- American National Standard. American Dental association, Council or Dental materials, Instruments and Equipment, 211, E Chicago Avenue. Chicago II 1982; 60611: 44–45
- Magnusson B., Kligman A. M. The identification of contact allergens by animal assay. The G. Pig maximization test. J. Invest. Derm 1969; 52: 268