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2. World business council for sustainable development (WBCSD). Cement industry energy and CO2 performance. Getting the Numbers Right (GNR); 2009.
3. Industrially interesting approaches to ‘‘low-CO2” cements;Gartner;Cem Concr Res,2004
4. The greening of the concrete industry;Meyer;Cem Concr Compos,2009
5. EN 197-1. Cement. Part 1: Composition, specifications and conformity criteria for common cements; 2000.