1. 1. A. A. Klein , “Constitution and Microstructure of Porcelain,” National Bureau of Standards Tech. Paper No. 3-38, 1916-17.
2. The Strange Case of Hard Porcelain;Rado;Trans. J. Br. Ceram. Soc.,1971
3. Alumina Additions Affect Elastic Properties of Electrical Porcelains;Vazquez;Bull. Am. Ceram. Soc.,1998
4. Lightening of Alumina-Strengthened Porcelain by Controlling Porosity;Kobayashi;J. Jpn. Ceram. Soc.,1998
5. 5. S. T. Lundin , “Electron Microscopy of Whiteware Bodies”; pp. 383-90 in Transactions of the IVth International Ceramics Congress (Florence, Italy, 1954).