
https://www.ips-journal.eu/topics/european-integration/stepping-out-of-russias-sphere-of-influence-6759/

https://ukandeu.ac.uk/unpacking-the-iran-saudi-agreement/?mc_cid=71c929e541&mc_eid=815b1928ec

http://carnegieeurope.eu/strategiceurope/72634?lang=en