1. Working group 3 report: mitigation of climate change;Intergovernmental Panel on Climate Change (IPCC),2007
2. Cogeneration and district heating;Kerr,2009
3. Directive 2004/8/EC of the European Parliament and of the Council of 11 February 2004 on the promotion of cogeneration based on a useful heat demand in the internal energy market and amending directive 92/42/EEC;The European Parliament;Off J Eur Union,2004
4. Executive order – accelerating investment in industrial energy efficiency;Obama,2013
5. La microcogenerazione a gas naturale;Macchi,2005