1. The Government Bill 1996/97:176. Act for phasing out the nuclear power, 1996.
2. The Government Bill 2001/02:55. The Swedish climate strategy, 2001.
3. The Government Bill 1996/07:84. Sustainable energy supply, 1996.
4. Energy in Sweden 2003. Swedish Energy Agency;Andersson,2004
5. Summary of energy statistics for dwellings and non-residential premises for 2000, 2001 and 2002. Report from Statistics Sweden,2003