1. Intergovernmental Panel on Climate Change (2006), 2006 IPCC Guidelines for National Greenhouse Gas Inventories, Volume 3 Industrial Processes and Product Use, Chapter 4, Metal Industry Emissions, available at http://www.ipcc-nggip.iges.or.jp/public/2006gl/vol3.html, October 2006.
2. The Aluminum Sector Greenhouse Gas Protocol (2006). Greenhouse Gas Emissions Monitoring and Reporting by the Aluminum industry. https://ghgprotocol.org/sites/default/files/aluminium_1.pdf.
3. US EPA and IAI (2008) Protocol for Measurement of Tetrafluoromethane (CF4) and Hexafluoroethane (C2F6) Emissions from Primary Aluminum Production, available at http://www.epa.gov/aluminum-pfc/documents/measureprotocol.pdf.
4. IPCC (2019) 2019 Refinement to the 2006 IPCC Guidelines for National Greenhouse Gas Inventories, Volume 3, Chapter 4 Metal Industry Emissions, Section 4.4: Primary Aluminium Reduction, available at https://www.ipcc-nggip.iges.or.jp/public/2019rf/index.html.
5. J. Marks, P. Nunez (2018) Updated Factors for Calculating PFC Emissions from Primary Aluminum Production, Light Metals 2018, pp 1519–1525.