Russia was forced to make an international bond repayment in roubles instead of dollars last week, the first time ever the country defaulted on debt in more than a century.
Russian Finance Minister Anton Siluanov said that Western countries are putting pressure on China in order to limit Russia's access to its yuan reserves.
Analysts warn Russia faces Iran and North Korea-style isolation from the global economy if the central bank finds an alternative means of reaching the global financial system.