The two countries aim to bring annual turnover to $100 billion
Turkish President Recep Tayyip Erdogan has underscored the importance of switching to national currencies in bilateral trade with Russia. He made these comments during his meeting with Russian President Vladimir Putin in Sochi on Monday.

“I believe that the fact that the heads of our central banks will meet here today is important from the point of view of a step towards the transition to national currencies in bilateral relations between us,” the Turkish president stated.....more below

https://www.rt.com/business/582346-russia-turkiye-national-currencies-trade/