In particular, with “Bulgarian power holding” an agreement is signed about a collaboration at creation of gas pipeline for transit of natural gas through territory of Bulgaria. With the Greek company DESFA and with Serbian Srbijagas base agreements are signed about a collaboration. on May, 15 in Sochi in presence the chairman of government of Russian FEDERATION Vladimir Putin and prime minister of Italy Sil’vio Berluskoni chairman of rule OAO «Gazprom» Alex Miller and general manager of business concern ENI Paolo Skaroni was signed the second addition
to the memorandum about the mutual understanding between OAO «Gazprom» and ENI from Junes, 23, 2007 about further steps on realization of project «South stream».dopolnenie foresees the increase of the productivity of marine area of gas pipeline «South stream» from 31 to 63 mlrd.kub. m in a year,
and also regulates the questions of the gas marketing within the framework of project.Alex Miller and Paolo Skaroni expressed single opinion, that signing of this document is next confirmation of hard intention of companies to continue development of project «South stream»,
taking into account his strategic meaningfulness and major contribution to providing of reliability of supplying with gas to Europe.Except for it,  Alex Miller and director general GP «Serbiyagaz» Dushan Bayatovich signed a base agreement about a collaboration on a project «South
stream» on territory of Serbia.A document sets principles of co-operation of parties on the predynvesticionnoy stage of project and determines terms, order of creation and mechanisms of activity of joint venture (SP) which will be founded for planning,
buildings and exploitations of the Serbian area «South stream». Stake «Gazproma» in SP will make 51%, «Serbiyagaza» – preparation of TEO of gas pipeline will enter the 49 %. function of joint venture on territory of Serbia. TEO will contain the detailed estimation all
technical, legal, financial, ecological and economic kharakteri
Serbian area of gas pipeline, and also adjusting of current activity of joint venture will be engaged in founded «Gazpromom» and «Serbiyagazom» managing committee and workinggroup.Also  Alex Miller, chairman of Board of directors DESFA
S.A. Nikolaos Mavrommatis and director general DESFA S.A. Panayotis Kanellopulos signed an analogical base agreement about a collaboration on a project «South stream» on territory of Greece.Except for it, chapter «Gazproma» Alex Miller and executive director «Bulgarian
power holding» EAD Galina Tosheva signed an agreement about a collaboration at creation of gas pipeline for transit of natural gas through territory of Republic of Bulgaria within the framework of project «South stream», initialed by parties of April, 28 s.g. in time
visit of prime minister of Bulgaria Sergey Stanisheva to Moscow.Final investment decision about realization «South stream» it will be accepted on the basis of results of TEO, in accordance with national zakonodatel’stvami and commercial interests of parties.Joint
enterprise «Gazproma» and «Bulgarian power holding» it will be founded on parity basis for preparation of TEO of gas pipeline and subsequent planning, building and exploitation of area «South stream» on territory of Bulgaria. SP will carry out
the activity in accordance with the provisions of the Intergovernmental agreement, signed by Russia and Bulgaria of January, 18, 2008, and also zakonodatel’stvami Republic of Bulgaria and European Union. At creation of SP of party will make agreement shareholders,
which will define their right and duties.Before acceptance of final investment decision about realization «South stream» by the working-out of requirement specifications within the framework of preparation of TEO of the Bulgarian area of project will get busy founded «Gazpromom»
and «Bulgarian power holding» and functionings on the basis of principle of unanimity managing committee and workinggroup.