1. Commission Europenne, 2007. DG Competition Report on Energy Sector Inquiry, 10 January 2007.
2. Commission des Communauts Europennes, 2007a. Communication de la Commission. Enqute SEC (2006) 1724 (rapport final) 10 January.
3. Commission des Communauts Europennes, 2007c. Perspectives du march intrieur du gaz et de llectricit. Communication du 10 janvier.
4. DG Competition, 2007. Report on energy sector inquiry SEC (2006) 1724, Brussels (see website of the European Commission).