1. Emission of greenhouse gases report, U.S. Energy Information Administration, U.S. Department of Energy, 2009.
2. Some economics of global warming;Thomas;Am. Econ. Rev.,1992
3. The Cement Sustainability Initiative: Progress Report, World Business Council for Sustainable Development, Switzerland, 2002.
4. N. Mahasenan, S. Smith, K. Humphreys, The cement industry and global climate change: current and potential future cement industry CO2 emissions, in: Greenhouse Gas Control Technologies – 6th International Conference, 2003, pp. 995–1000.
5. Concrete Technology (Theory and Practice);Shetty,2008