1. Statistics in Focus. Environment and Energy. Theme 8–4/2003. Electricity Statistics;Bassan,2003
2. Bergasse, E. Administrator for Central and South East Europe, International Energy Agency. Pers. comm., November, 2003 and February 2005.
3. Brendow, K., 2003. Restructuring DH/CHP in central and Eastern Europe: analysis and action. In: World Energy Council (WEC), (Ed.), Towards Local Energy Systems: Revitalising District Heating and Co-Generation in CENTRAL and Eastern Europe. WEC, London, pp. 63—91.
4. Heading Down Dead Ends Transport Sector Financing in Central and Eastern Europe,2004
5. Energy and Environment in the Transition Economies. Between Cold War and Global Warming;Chandler,2000