1. European Biomass Association. AEBIOM Statistical Report – European Bioenergy Outlook. Brussels; 2015.
2. Directive 2001/80/EC of the European Union Parliament and the Council on the limitation of emissions of certain pollutants into the air from large combustion plants, European Union, October 23, 2001.
3. Biomass Energy Centre. UK biomass power stations. Version 1.4. Crown Copyright; 2013. Available from: .
4. Ernsting A. Sustainable Biomass: A Modern Myth, Biofuel watch; 2012.
5. An overview of the composition and application of biomass ash. Part 1. Phase-mineral and chemical composition and classification;Vassilev;Fuel,2013