1. Andersson, K., 1998. Life cycle assessment (LCA) of bread produced on different scales: a case study. Swedish Environmental Protection Agency, AFR-Report 214, Stockholm.
2. Berlin, J., 2002. Environmental systems analysis of dairy production. Licentiat avhandling. Department of Environmental Systems Analysis, Chalmers University of Technology, Göteborg, Sweden.
3. Bruce, Å., Egonsson, D., Karlsson, T., Petterson, O., 1997. Vegan, vegetarian, allätare? (Vegan, vegetarian, omnivore?). SLU Kontakt 3, Sveriges Lantbruksuniversitet (in Swedish).
4. Brännström-Norberg B.-M. et al., 1996. Livscykelanalys för Vattenfalls Elproduktion—Sammanfattande rapport (Life cycle analysis of vattenfalls production of electricity—summary report). Vattenfall, Stockholm (in Swedish).
5. Climate change and dietary choices;Carlsson-Kanyama;Food Policy,1998