1. Davidovits, J.: Global warming impact on the cement and aggregates industries. World Resour. Rev. 6, 263–278 (1994)
2. Mehta, P.K.: Reducing the environmental impact of concrete. Concr. Int. 23, 61–66 (2001)
3. Davidovits, J.: Soft mineralogy and geopolymers. In Proceedings of the Geopolymer 88th International Conference, Compiegne, France, 1–3 (1988)
4. Hardjito, D.: Studies on fly ash-based geopolymer concrete. Ph.D. Thesis, Curtin University of Technology, Perth, Australia, (2005)
5. Provis J, Van Deventer J, editors: Geopolymers, structure, processing, properties and applications. Abington Hall, Cambridge, UK: Woodhead Publishing Limited; 2009. ISBN-13: 978 1 84569 449 4.