1. Energy Roadmap to 2050,2012
2. Energy and environmental indicators related to construction of office buildings
3. Towards a Circular Economy: The European Commisionhttp://ec.europa.eu/growth/industry/sustainability/circular-economy/index_en.htm
4. Commission Communication in the Framework of the Implementation of Regulation (EU) No. 305/2011 of the European Parliament and of the Council Laying down Harmonised Conditions for the Marketing of Construction Products and Repealing Council Directive 89/106/EEChttp://ec.europa.eu/growth/single-market/european-standards/harmonised-standards/construction-products/
5. Geopolymerisation: A review and prospects for the minerals industry