1. Adams, J., 1995. Risk. UCL Press, London.
2. AIBN, 2006. Rapport om utforkjøringsulykke med vogntog på Fv 987 ved Vestre Flogevatn i Sirdal, Vest-Agder torsdag 15. September 2005 (Report From Drive-off Accident with Heavy Truck in Sirdal, Vest-Agder, 15 September 2005). Accident Investigation Board Norway, Lillestrøm, Norway.
3. Ajzen, I., Fishbein, M., 1980. Understanding attitudes and predicting social behaviour. Upper Saddle River. Prentice-Hall, NJ.
4. Social Psychology;Aronson,1997
5. Foundations of Risk Analysis: A Knowledge and Decision-Oriented Perspective;Aven,2003