The Russians are calling it a miracle.The ruble has been on fire, gaining over 20 percent against the dollar and 35 percent against the euro in the last three months.
2015 Economic Crisis
CNN: The Russian ruble is having a ‘miracle’ surge

Russia's Communist Party supporters dressed as white bears, symbol of pro-President party United Russia, saw a model of a one Russian ruble coin during a rally against ruble fall in exchange in front of the headquarters of the government in central Moscow.