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2. 646/2011, Waste Act. 〈www.finlex.fi/fi/laki/kaannokset/2011/en20110646.pdf〉.
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4. 2009/28/EC, Directive of the European Pariliament 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, Official Journal of the European Union
5. What is the most appropriate LCA method for measuring greenhouse gas emissions from bioenergy? Biofuels;Aylott;Bioproducts and Biorefining,2011