Putin wants payment for fuel in roubles - backgrounder and a how to

News on this is here:

• Putin: We plan to switch to roubles when selling gas to non-friendly countries

If you are after a little more, Reuters have a quick explainer up on why Putin has done this, what the implications are, and how changes to poayment could be carried out.

Link here for the piece:

• Explainer: Challenges arise as Russia calls for gas payments in roubles