1. Davidovits, J. (1982) Mineral polymers and methods of making them. U.S. Patent. No. 4349386.
2. Preparation of fly ash monoliths consolidated with a sodium silicate binder at ambient temperature
3. Consolidation of Mineral Powders by the Geopolymer Binder Technique for Materials Use.
4. Ikeda, K. (2004) Reduction of carbon dioxide, Tokugan, 2004-173960 (in Japanese).
5. Ikeda, K. and Nakamura, Y. (1996) Consolidation of fly ash powder by the geopolymer technique. Proceedings Pacific Rim2, Cairns, Symposium, Published by Australian Ceramic Society, Menai, NSW, Cairns, Australia, 18, 227-32.