1. 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.
2. Regulation (EC) No 1099/2008 of the European Parliament and of the Council of 22 October 2008 on energy statistics.
3. Verification of origin of the material obtained from thermal biomass conversion - newmethods;Sajdak,2015
4. Annual Report, 2010. European Biomass Association.
5. Annual Report, 2011. European Biomass Association.