Brussels, 26/06/2006 (Agence Europe) - Further to a ministerial conference which was held in Vienna on Monday, the energy ministers of Austria, Martin Bartenstein, Bulgaria, Rumen Stoyanov Ovcharov, Hungary, János Kóka, Romania, Ioan-Codurt ªereº and Turkey, Mehemet Hilmi Güler, agreed to speed up work at commercial, regulatory and legal level for the construction of the "Nabucco" gas pipeline, as soon as possible. In the presence of Energy Commissioner Andris Piebalgs, an agreement was...