ST. PETERSBURG, June 29 - Russian gas giant Gazprom has not yet submitted calculations for the price of gas for Naftogaz Ukrayiny for the third quarter, Russian Energy Minister Alexander Novak told reporters.

Novak said earlier that the price for the second quarter is $177 per 1,000 cubic meters.

Russia's Energy Ministry reckons Ukraine will have to buy about 9 billion cubic meters of gas by the fall and winter period, Novak said.