1. Cover Story: Petrochem;Chem. Eng. News,2002
2. Eurostat, 2004. The PRODCOM and Combined Nomenclature classification can be downloaded from the Eurostat webiste: http://www.europa.eu.int/comm/eurostat/ramon/.
3. Potential CO2 emissions in the Netherlands due to carbon storage in materials and products;Gielen;Ambio,1997
4. International Energy Agency (IEA). Energy Balances of OECD Countries, 2002 ed. Paris, France; 2002.
5. IPCC/IEA/OECD/UNEP. Greenhouse Gas Inventory Reporting Instruction, Revised 1996 IPCC Guidelines for National Greenhouse Gas Inventories, vols. 1–3. United Kingdom: IPCC WGI Technical Support Unit, Bracknell; 1997.