1. Anable, J., Lane, B., & Kelay, T. (2006). An evidence base review of public attitudes to climate change and transport behaviour. Report for the Department for Transport, London, UK. Retrieved.
2. Interpersonal influence within car buyers’ social networks: applying five perspectives to plug-in hybrid vehicle drivers;Axsen;Environment and Planning (advance online publication),2011
3. Using thematic analysis in psychology;Braun;Qualitative Research in Psychology,2006
4. Demand for clean-fuel vehicles in California: A discrete-choice stated preference pilot project;Bunch;Transportation Research Part A,1993
5. Carroll, S. (2010). The smart move trial: description and initial results. Cenex Report. Retrieved.