15/11/2012 (Agence Europe) - Investment decision signed between Bulgaria and Gazprom on South Stream. On Thursday 15 November, Bulgaria's Prime Minister Boiko Borisov attended the signing of a protocol between the national energy company, Bulgarian Energy Holding, and the Russian gas company, Gazprom, concerning the final investment decision for the Bulgarian section of the South Stream gas pipeline project. Jointly headed by Gazprom and the Italian energy company ENI (40% each), in addition...