Thank you for review and references.
Oksana Sherr

Yes, sure. We published another articles after this update. 2 of them are related to Wagner and smaller groups:

The sequel of the first article (mentioned in the update) is devoted to the transfer and development of the Russian mercenary model from Syria to Africa where the Kremlin and its adjacent oligarchs have interest:

In the third publication, we explain the essence of the so called armed adventurism in the Russian politics — a model that is being shown in Sudan, Zimbabwe and the CAR:

And the latest article is about ENOT Corp which are used for domestic politics and establishing of military camps in Eastern Europe: