1. Arny, M., Clemmer, S., Olson, S., 1998. The Economic and Greenhouse Gas Emission Impacts of Electric Energy Efficiency Investments: Report 4 of the Wisconsin Greenhouse Gas Emission Reduction Cost Study. The Consortium for Integrated Resource Planning/University of Wisconsin/Leonardo Academy Inc. for the US Department of Energy and Oak Ridge National Laboratory, Wisconsin.
2. Association for the Conservation for Energy, 1997. Direct and indirect job creation from the standards of performance for energy efficiency programme. Energy Saving Trust and UNISON, London.
3. Impact evaluation of Ohio's home weatherization assistance program;Blasnik,1998
4. Fuel Poverty;Boardman,1991
5. Strategies for action;Boardman,1994