1. Methodology for selection of best available techniques (BAT) at the sector level
2. OECD and Internactional Energy Agency, Energy, Technology, Perspectives. Scenarios & Strategies to 2050;IEA:Paris, 2010; p710.
3. Institute for Industrial Productivity. Industrial Efficiency Technology Database, 2015. Available via the Internet at:http://ietd.iipnetwork.org/.
4. International Energy Agency. Tracking Clean Energy Progress, 2014.
5. International Energy Agency. Energy Technology Transitions for Industry, 2009.