1. Energy in Ireland 1990–2009;Howley,2010
2. Energy (biofuel obligation and miscellaneous provisions) act 2010;Government of Ireland,2010
3. Energy forecasts for Ireland to 2020;Clancy,2010
4. 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;EC;Official Journal of the European Union,2009
5. What is the energy balance of grass biomethane in Ireland and other temperate northern European climates?;Smyth;Renewable and Sustainable Energy Reviews,2009