MOSCOW, Oct. 18 - The Russian and Ukrainian prime ministers could hold a bilateral meeting in the corridors of multi-party events in St. Petersburg on October 18-19.

"The schedule of bilateral meetings between Vladimir Putin and Mykola Azarov has not been finalized yet. But multi-party formats are traditionally used for bilateral meetings within the Commonwealth of Independent States," the Russian prime minister's press secretary, Dmitry Peskov, earlier told Interfax.