1. Humphrey, W.: Uses of chrome-steel in children's dentistry. Bul., St. Louis D. Soc., 21:15, February, 1950.
2. Simplified procedures for stainless steel crowns in pedodontics;Helm;J. Canad. D. A.,1963
3. Pulp reactions to crown preparations;Langleland;J. Pros. Den,1965
4. Heath, J. R.: A new method for saving deciduous molars. Austral. D.J. 8:274- 275, 1963.
5. Civjan, S., and Brauer, J. C.: Clinical behavior of EBA-zinc oxide-eugenol cements. J. D. Res., January-February, 1965.