1. Eppler, R. A. (1991) Ceramic and Glasses, Engineered Materials Handbook Vol. 4., ASM International, The Materials Information Society, pp. 991 – 3.
2. Hoek, J. V. (1990) Alkali Metal Corrosion of Alumina, Thermodynamics, Phase Diagrams and Testing, Ph.D. Thesis, Tech. University Eindhoven, Netherlands.
3. Criado, E., De Aza, S., and Estrada, D. A. (1975) Caracteristicas dilatométricas de los aluminatos de calcio, Bol. Soc. Esp. Cerdm. Vidr.
14, 271 – 3.
4. Lister, D. H. and Glasser, F. P. (1967) Phase relations in the system CaO-Al203-iron oxide, Trans. Brit. Ceram. Soc., 66, 293 – 305.
5. Criado, E. and De Aza, S. (1991) Calcium hexaluminate as refractory material, UNITECR’9I, Vol. I, pp. 566 – 74, Aachen, Germany.