1. DfID. Energy for the poor: underpinning the millennium development goals; 2002. [accessed 14.05.08].
2. World energy outlook 2002. Energy and poverty;IEA,2002
3. Living in one world: sustainability from an energy perspective;WEC,2001
4. Energy for tomorrow’s world – acting now;WEC,2000
5. WHO. Indoor air pollution. Fuel for life: household energy and health; 2006. [accessed 30.04.08].