1. The theory of planned behavior;Ajzen;Organizational Behavior and Human Decision Processes,1991
2. Safe behaviour and safety motivation;Andriessen;Journal of Occupational Accidents,1978
3. Arbetsmiljöverket. (2008). Arbetsskador 2007 preliminära uppgifter (Occupational accidents and work-related diseases, preliminary report).
4. Bjurström, F., & Saxberg, P. (2005). Säkerhet - ett livslångt lärande. Yrkesarbetares upplevelse av säkerhet i ett anläggningsprojekt. (Safety - lifelong learning. Worker's conceptions of safety in a construction project. In Swedish). Trollhättan: University West.
5. The nature of phenomenographic research;Bowden,2000