1. Effects of group pressure upon the modification and distortion of judgment;Asch,1951
2. Costs and choices: the effects of educating young adults about transport prices;Cairns;Journal of Infrastructure Planning and Management,2003
3. Inducing resistance to persuasion: Some contemporary approaches;McGuire,1964
4. Why we should and how we could decrease the use of motor vehicles in the near future;Vlek;IATSS Research,1992
5. De-marketing the car;Wright;Transport Policy,2000