1. The economics of traffic congestion;Arnott;Am. Sci.,1994
2. Effects of group pressure upon the modification and distortion of judgments;Asch,1951
3. Conformity and reciprocity in public good provision;Bardsley;J. Econ. Psychol.,2005
4. Comment émerge la coopération?;Boyer;Recherches,1997
5. Über ein paradoxon aus der verkehrsplanung;Braess;Unternehmensforschung,1968