1. Gormley J. Carbon budget 2010. Department of the Environment, Heritage and Local Government; 11 December 2009.
2. Daly H, Ó Gallachóir B. Evaluating the impact of energy efficiency and CO2 emissions measures on private car transport using a stock model. In: International energy program evaluation conference counting on energy programs: it’s why evaluation matters, Paris, France; 9–10 June, 2010.
3. Howley M, Dennehy E, Ó Gallachóir B. Energy in transport: 2009 report. Sustainable Energy Ireland; October 2009.
4. Irishtimes.com. Minister abandons biofuel target as doubts grow about benefits, News on Saturday, July 26, 2008. (accessed January 2009).
5. Howley M, Ó Gallachóir B, Dennehy E. Energy in Ireland 1990–2008: 2009 report. Sustainable Energy Ireland; December 2009.