1. Early U.S. Market for plug-in hybrid electric vehicles: anticipating consumer recharge potential and design priorities;Axsen;Transportation Research Record: Journal of the Transportation Research Board,2009
2. Travel to Work in Dublin. The potential impact of electric vehicles on climate change and urban air quality;Brady;Transportation Research Part D,2011
3. Central Statistics Office, 1997. Census Reports 1991—Travel to Work, School and College, vol. 11, Dublin.
4. Central Statistics Office, 2007. Census of Population of Ireland 2006, Place of Work, Census of Anonymised Records (POWCAR) Users Guide. Dublin.
5. Central Statistics Office, 2009. Transport 2008. Dublin.