He added some production cuts on the global oil market were warranted, at least until the second quarter of next year, in order to balance the market.

The Organisation of the Petroleum Exporting Countries and other leading oil producers led by Russia are gathering in Vienna this week to work out their joint strategy for next year.

(Reporting by Oksana Kobzeva; Writing by Vladimir Soldatkin; Editing by Mark Potter)

Stocks treated in this article : Gazprom PAO, Gazprom Neft' PAO