https://www.brookings.edu/articles/whats-ahead-for-the-wagner-group-in-africa-and-the-middle-east/
https://www.sussex.ac.uk/webteam/gateway/file.php?name=briefing-paper-1.pdf&site=18
https://view.email.nzz.ch/?qs=a85203d2effa8cc1faa3ab144cf1943c4a23ed993d784bf2fe0a388ea4888eccfc14316e93e0269d0e2ee977e5a3905ee8c0d89191a426fe19aa026f774bc765a28c751312219b2218e7783ecd38a9f2