1. 2017 Geothermal Market Report,2018
2. Directive 2009/28/EC of the European Parliament and of the Council of 23 April 2009 on the Promotion of the Use of Energy from Renewable Sources and Amending and Subsequently Repealing Directives 2001/77/EC and 2003/30/EC, OJ L 140, 5.6,2009
3. Directive 2010/31/EU of the European parliament and of the Council of 19 may 2010 on the energy performance of buildings;OJ. L,2010
4. Directive 2012/27/EU of the European parliament and of the Council of 25 October 2012 on energy efficiency, amending Directives 2009/125/EC and 2010/30/EU and repealing Directives 2004/8/EC and 2006/32/EC. Text with EEA relevance;OJ. L,2012
5. Directive 2009/125/EC of the European Parliament and of the Council of 21 October 2009 establishing a framework for the setting of ecodesign requirements for energy-related products (Text with EEA relevance);OJ. L,2009